Questions tagged [shabbat]

The seventh day of the week and a day of rest. Also use this tag for questions that apply equally to Yom Tov and Shabbat.

231 questions with no upvoted or accepted answers
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13
votes
1answer
124 views

Can a “brain controlled” prosthetic be used on Shabbat?

New prosthetics are controlled by brain waves which seem to make the prosthetic an extension of the body in an "organic" way, in that we control all of our own limbs through the same brain waves and ...
10
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1answer
454 views

Tweeting on Shabbat: d'oraita or d'rabbanan violation?

There was a dangerous situation in my community on Shabbat and I knew (from the amount my house phone was ringing and my cell phone was buzzing) that people I knew across the world would be concerned ...
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93 views

How did the angel in “בבואו מאדום” Zemer make three mistakes?

I have always been puzzled by "בבואו מאדום" Zemer that many sing at Seuda Shlishis (actually found in the Bentcher as part of "Boruch Hashem Yom Yom"): בְּבוֹאוֹ מֵאֱדוֹם חֲמוּץ בְּגָדִים, זֶבַח ...
7
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50 views

Difference between Halperin and Tzomet switches?

I am reading about the various so-called Grama and other Shabbat switches developed in Israel for use in hospitals and security situations. It seems that there was one solution created by Rabbi ...
7
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0answers
129 views

Were new arrivals stuck at Ellis Island for Shabbos?

If I understand correctly, if your airplane or boat arrived on Shabbos, you're stuck within a ~half-mile radius of the boat or plane until after Shabbos because of techum. (I'd heard some discussion ...
6
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0answers
51 views

Why is turning on a faucet not considered molid or boneh?

As has been discussed in many questions on this site, halachic authorities generally agree that the use of electricity is prohibited on Shabbat, but some differ in their analysis of why. (There is ...
6
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0answers
149 views

Are relations permitted with one's wife who does not safeguard Shabbos?

One who transgresses Shabbos publicly has the status of a Gentile (Shulchan Aruch Y"D 2:5 and Shulchan Aruch Harav on it). Furthermore, Jews are forbidden from having relations with Gentiles. That ...
6
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86 views

Is Sous-vide Cooking or Roasting?

It has been discussed here previously regarding the Sous-vide method of cooking. However I have a separate question. What type of method is halachically categorized as? Is it Tzli or is it Bishul? ...
6
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1answer
153 views

Buying online on friday

Can you buy something from a large online retailer (eg Amazon), which employs non-Jews, on Friday if it has one-day shipping? This would force someone to do the work of mailing/transporting the ...
6
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1answer
156 views

Israel News internet postings originated on Shabbos

On Friday afternoon in the U.S., am I permitted to click on a news site from Israel which I presume is maintained by Jews in Israel and continually updated by them, even on Shabbat (e.g., Jerusalem ...
6
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101 views

Parole GPS monitor on Shabbos

Someone who was just released from jail. He is still serving parole and must wear a GPS monitor around his ankle. 1) Is the GPS monitor able to be worn on Shabbos? And if yes; 2) Is it allowed to be ...
6
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157 views

What does a porcupine have to do with a berit milah?

R' Natan Slifkin, in this recent blog post, presents the above-embedded picture of a porcupine from the Rothschild Miscellany (Italy, 15th Century CE), which adorns a yotzer (seasonal additional ...
6
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102 views

Can one use potential wind power to transport on Shabbos?

Would it be permitted to set a cart with a sail in a reshus hayachid with the intent that if the wind picks up, it will carry the contents 1) into a reshus harabbim, or 2) through a reshus harabbim ...
6
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1answer
181 views

Different Smart/Sport Watches on Shabbat

I looked at some of the other smartwatch threads, and being that they were older, they don't cover the following two cases: Hybrid Smartwatches Sports watches First the assumptions / definitions I ...
6
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1answer
200 views

Moving with magnets: what's the status in halacha?

If I move something on Shabbos with the force of a magnet, is that considered Halachicly like I move it with my hands (גופו), with my force (כוחו), indirect (גרמא), or have I done nothing? This is ...
6
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1answer
288 views

Is a psik reisha d'lo nicha or d'lo echpat judged against a communal standard?

If I perform an action on Shabbos which will cause a secondary (forbidden) action, the secondary action is assessed as to whether it is desirable, detrimental or neutral (as per Difference between ...
6
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1answer
196 views

Any Halachic problems with app publishing?

I'm currently in the process of developing a mobile app, that, be'h will have various Israel related feeds. I was wondering if there could be any Halachic issues with respect to including news feeds ...
5
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1answer
59 views

Why is the name Mekom P'tur indicative of being entirely permissible?

In the introduction to Tractate Shabbat in his Commentary to the Mishnah, Rambam writes: אבל מקום פטור מותר להוציא ממנו לכל אחת משלש הרשיות ומהן אליו וזה מותר לכתחלה ולפיכך נקרא מקום פטור (...
5
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0answers
50 views

Shabbat: Electric Apartment Door in Doorman Building

Let us say a person lives in an apartment building where the apartment doors (door to the apartment itself) are fitted with electronic locks. The building has a 24-hour "concierge" doorman (non-...
5
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0answers
70 views

How do we determine what is inevitable enough to be a Psik Reisha?

Regarding a psik reisha, my earlier question focused on whether the resultant action is judged according to a standard, but I am also unclear about what determines the "inevitable" nature of the ...
5
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0answers
256 views

Is it better not to wear a watch on Shabbat?

I know it is permissible to wear a watch on Shabbat, and I have already perused this question about the particulars of what kinds of watch features are and are not permitted (ignoring the issue of ...
5
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0answers
290 views

Can a horse owned by a Jewish owner run in any of the Triple Crown races?

All of the "Triple Crown" horse races (Kentucky Derby, Preakness, and Belmont) occur on Shabbat. If the horse's owner is Jewish, (I just learned that American Pharaoh's owner is Jewish; I didn't know ...
5
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88 views

Renting digital services to Jews who are known to work on Shabbes

Given the following scenario: A Jew is the sole owner of a digital business which rents its services (a digital platform that does not require human intervention from part of the owner) for a monthly ...
5
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0answers
125 views

Can you carry an object from the step outside your house inside your house?

According to the laws of carrying on shabbos one may not carry from one domain to another aside from a makom petur ("exempt area"). A makom petur is less that 4X4 handbreadths and more than three ...
5
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184 views

Is Mi Yodeya allowed to tweet on Shabbos?

I recently signed up for @StackJudaism tweets, just to see what's going on here when not logged in. These tweets are automatically sent out by the Stack Exchange, which is done for every SE site. ...
5
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150 views

What is the Hebrew term for the drawing of the hands inward during lighting of Shabbos candles?

Someone elsewhere asked what is the Hebrew term for the drawing of the hands inward during lighting of Shabbos candle. For example, Chabad.org describes the custom, Extend your hands over the ...
5
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1answer
100 views

Obligation to Tell People Online if Changing Time Zone Before Shabbat?

If a person changes time zones while going on a vacation, do they have an obligation to alert others to this effect? By using social media and other types of online sites (like Mi Yodeya), not telling ...
5
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1answer
61 views

Medicines v. Spices on Shabbos

Medicines are forbidden on shabbos for the non-critically ill because in the old days, they had to be ground with a pestle beforehand. Must not spices also be ground? How come spices are not also ...
5
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1answer
116 views

Becoming Bar Mitzvah on Shabbas but made early kiddush

A child once they become Bar/Bas Mitzvah is now an adult and is obligated in all the mitzvos (assuming they've reached physical maturity). In the case where they became Bar Mitzvah on Shabbas (Friday ...
5
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2answers
679 views

If one gives a food gift on Shabbos, does the one who receives it need to use it on Shabbos?

The Halacha is that one may give a food gift to another on Shabbos. (See Dose of Halacha for more details). If I give a bottle of wine, do they need to open it on Shabbos, or can they choose to keep ...
4
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0answers
88 views

Shabbat 9 Av: Marital relations vs Torah study

Shulchan Aruch Yoreh De'ah 400:2 rules that a mourner observes the private mourning practices of shiv'ah on shabbat. This includes not engaging in marital relations, not washing in warm water and not ...
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52 views

Ein Kamocha on Shabbat

Before the Ark is opened on Shabbat, we don't just say "veyahi b'n'so'a ha'aron" as we would on a weekday. We begin with Ein Kamocha. The Artscroll siddur (I don't have the page number handy) explains ...
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24 views

Honoring parents - before and after Shabbos

In the Decalogue (Parashas Yisroh): Keeping Shabbos is called Zachor (positive Mitzvah) It precedes Honoring parents Honoring is a positive Mitzvah (כבד). In Parashas Kdoshim it says the "opposite" ...
4
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1answer
125 views

Can an electric steamer with a timer be used to cook raw food on Shabbat?

Can one use an electric steamer with a timer to cook a meal for Shabbat lunch? If one puts raw food on the device and sets a timer before Shabbat for it to be activated on Saturday and start the ...
4
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0answers
102 views

Birkas Hachodesh when Rosh Chodesh is Shabbat and Sunday

On Shabbat Mevarchim, Birkas Hachodesh, a prayer announcing when the Rosh Chodesh will be, is said after Kriat Hatorah before Mussaf, containing the following line (with some variations depending on ...
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0answers
34 views

Source for preferring doing melacha which benefits sick person exclusively

I recently heard the following halacha from a talmid Chacham. He said "I remember that this is the halacha, but I do not remember the source". If one has to do a melacha on shabbos for a choleh ...
4
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0answers
144 views

Did R. Moshe Feinstein misquote the Mishna Berura?

The Mishna Berura (299:1) rules that one may begin eating until one half hour before tzeis hakochavim on Shabbos afternoon/evening. R. Moshe Feinstein (Igros Moshe O.C. 4:69:6) writes that the Mishna ...
4
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0answers
123 views

frozen food delivered on shabbat

If one ordered frozen food from an online store and it happened to be delivered at the person's front door on shabbat (unintended) would it be permissible to place the food in a freezer (with no light ...
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0answers
168 views

Investing in cryptocurrency. Is there an issue?

Is there a problem with investing in a digital currency and letting it sit on Shabbat and holidays? It's fairly volatile and can increase or decrease greatly in value. So I'm wondering if these ...
4
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0answers
57 views

Are we praying or vowing to bring karbanos in musaf of shabas?

In t'filas musaf of shabas are we praying for Hashem to want us to bring the karbanos, or making an offer to bring them? Two possible readings of this section are of the form "may it be your will, ...
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0answers
212 views

Which groups hold by the eiruv in Crown Heights?

Crown Heights, Brooklyn is now home to a controversial new eiruv.* I am aware that the majority of Lubavitchers do not accept it for both Chasidic and Halachic reasons. I am also under the impression ...
4
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0answers
60 views

Can one ask a trained animal to do Sabbath work

Is there a prohibition to use a trained animal to do Sabbath work such as turning on a light. (assuming the animal belongs to one's non-Jewish neighbor).
4
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0answers
748 views

Why does the Chazzan Wear a Tallit on Friday Night?

Generally, the Chazzan \ Shaliach Tzibbur for Maariv does not wear a Tallit. However, on Friday Nights, he does. Why is this night different than all other nights?
4
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0answers
720 views

Taking Tylenol on a Taanith: Defining “ill”

With regard to hilkhoth shabbath, a choleh she'ein bo sakana (one with a non-life-threatening illness) is allowed to engage in therapeutic activites, such as taking medication. This is not the case ...
4
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0answers
74 views

What if two communities had two different Shabbat days?

Imagine this: One community, A, keeps Shabbat on what we identify as Saturday. However, another community, B, for whatever reason, actually keeps Shabbat on what we identify as Sunday. These two ...
4
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0answers
95 views

Descrating one Shabbat for many

The Talmud states that one may violate the Shabbat to save a life, because it's worth violating one Shabbat to let someone keep many in the future. Does this principle apply in other cases? For ...
4
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0answers
146 views

Transferring discrete “kippah clips” between domains on Shabbat, if the clips are NOT sewn to the kippah

A) Imagine the following: It is Shabbat, and I am using spring-loaded hair clips or bobby pins to attach a kippah to my hair. The clips or pins are NOT sewn to the kippah: instead, they are discrete ...
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0answers
200 views

The shlock — halachic considerations

Let's say you bought or built your own shlock (rain cover) for your sukkah. What halachic concerns are there about operating it on Shabbos/Yom Tov? Might there be problems of boneh (building)? If the ...
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0answers
72 views

Monetizing ads on Shabbos?

Is there any issue with me running adverts on my app since I receive money when people click on the ads on Shabbos?
4
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0answers
187 views

Cutting nails before Yom Tov

BSD I know that it says in Shulchan Aruch one shouldn't cut one's nails on Thursday (really two days before Shabbat) in deference to the Shabbos. Does this apply to Yom Tov as well? Meaning, should ...