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.

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Why are Shabbat candles lit 18 minutes before sunset? [duplicate]

My understanding is that the number 18 is the amount of time it takes for an average person to walk 1 mil (side Q, how does this measurement translate to current English or metric units?) Why was ...
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0answers
121 views

Are we supposed to eat fish without a knife?

This is literally just something I've heard--that a knife is not supposed to be used, nor put out, for the fish course (i.e. on Shabbos). I ask people wherever I go if they've heard of this. Some say ...
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3answers
2k views

Wearing Watches on Shabbat

What is a watch one can wear on shabbat? There are the analogue quartz watches with just one crown to adjust the time that (as far as I'm aware) most people would wear on shabbat (especially an ...
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0answers
33 views

Havdala issues with authority [closed]

Under what circumstances may a child of one's parents say the Havdalah prayer after Shabbat to be yotze the family, even if the father is able to do so? If so does it have to be the oldest child? And ...
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3answers
132 views

Resources for those beginning to keep Shabbos

What are some useful and accessible resources for those who are just beginning to keep the Sabbath? General primers, overviews of the Law, sources of advice on making things easier, and guides to ...
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0answers
53 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 ...
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1answer
271 views

Breaking Shabbos to keep future Shabbos(os)?

The reason we allow someone to violate shabbos to save a life is because of the principle "let him void one shabbat so that many future shabbosos will be kept". What are the parameters for this ...
6
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1answer
229 views

Why do all people disappear on Saturday at mi.yodeya, is this considered work?

I understand Saturday is sabath but mi.yodeya is a site for jewish learning and nothing related to work , so why do people disappear from here on Saturdays? Does answering questions or questing etc ...
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3answers
3k views

Why can't electricity be manipulated on Shabbat?

Why can't we use and change electricity on Shabbat and YomTov? By this I mean why can't we turn on and off lights...? I'v heard Rabbis say that its because you can't complete a circuit on Shabbat, ...
5
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1answer
151 views

Geographic size of an Eruv

Inspired by Is Juneau, Alaska -- surrounded by natural barriers -- a natural eruv Is there a maximum square mile or square kilometer area that may be enclosed by an Eruv? (sources)
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0answers
40 views

Nest Thermostat and shabbat [duplicate]

I'd like to know if a Nest Thermostat would be allowed by halacha? They say it programs itself and it realizes when you come home, so when you come home on shabbat, the machine will detect it, and it ...
4
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1answer
134 views

Can one smooth the rice to make sushi rolls or sashimi on rice on Shabbat?

This article states that one can smoothen food only if it is necessary for eating for not for aesthetic reasons. I have attended a few Shabbat affairs where a sushi chef makes sushi rolls. To do ...
6
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1answer
148 views

Why does the Torah sometimes refer to Shabbat as a masculine noun and other times as a feminine noun?

There are times when the Torah refers to Shabat in feminine as in Shmot (Ex.) 31:13 "...But you shall observe my Shabbats, for SHE is a sign". Other times the masculine voice is used as in Shmot (Ex.) ...
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4answers
1k views

If my home is on fire on Shabbos or Yom Tov, what can I do?

G-d forbid, but let's say that my house catches fire either on Shabbos or a Yom Tov. Can I call 911 or must I find a non-Jewish neighbor to call? We have an eruv. Can I take my car keys, cell phone ...
2
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0answers
68 views

Television on Shabbos

Let's take as a given that it is forbidden to turn a television on or off or otherwise use electricity on Shabbat. Let's also ignore the whole issue of watching TV in the first place. We can also ...
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0answers
11 views

Is it permissible to benefit from an action on shabbos by someone who follows a valid but more lenient ruling? [duplicate]

If there is an action which not all poskim agree is melocho and one person holds by the more lenient opinion is it permissible to benefit from that action or ask them to preform it? For example if ...
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0answers
27 views

Handling Historical Money on Shabbat [duplicate]

Let's say a historian had a collection of Bar Kochba coins or even replicas of those coins. Since these coins serve zero purpose as money today, can they be handled on Shabbat?
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3answers
137 views

Prospective Jews and Shabbat observance

Can someone who is not Jewish but is seriously considering converting observe Shabbat? Here I specifically mean home observance (Kiddush, etc.). Also, can a non-Jew looking into converting pray Jewish ...
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0answers
133 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 ...
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2answers
64 views

Why must not we cry out/make petitions in Shabbat? (Shabbat 12a)

Why we must not cry out/make petitions in Shabbat? (Shabbat 12a) Our Rabbis taught: If one enters [a house] to visit a sick person [on the Sabbath], he should say, 'It is the Sabbath, when one ...
19
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3answers
694 views

Can I cause a Melacha to happen in a place where Shabbat has already started?

Can I cause a Melacha to happen in a place where Shabbat has already started? For example, if I live in New York, could I send a fax (causing the machine to print a document) to Israel on Friday ...
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0answers
28 views

Doing business live with a non-Jew who is in a time zone where Shabbat already arrived [duplicate]

Is it permitted for a Jew to communicate in real time, conducting business, with a non-Jew who is in a time zone where Shabbat has already arrived, assuming it's not yet Shabbat where the Jew is? ...
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0answers
70 views

Can a Jew tell a Gentile to fix his ambulance on Shabbat?

I Understand that a Jew is not allowed to ask a Gentile to do work for him specifically on Shabbat. Thus, one cannot bring a car to the Gentile mechanic on Friday and tell him specifically, "Fix my ...
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1answer
124 views

Saying Va'yechulu with a woman

The Mishna Brurah 268:19 writes that one should say va'yachulu with two people minimum since there are those who hold you can't say it by yourself (he does note that one can read by himself if done as ...
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0answers
65 views

Can a piece of chocolate meltaway cake be reheated in the oven on Shabbat?

I am quite confused regarding some of the rules of reheating food on Shabbat. Here is my general "meek" understanding: already cooked liquids may not be reheated pre-cooked solids that become ...
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1answer
191 views

Why does Nusach Ashkenaz skip מה רבו on Shabbos?

In the birchot keriat shema of Shabbat morning, we add a number of pesukim in the beginning, and we switch the piyut of קל ברוך גדול דעה for the piyut of קל אדון. But all the pesukim said on a weekday ...
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2answers
1k views

Blowing bubbles on Shabbos

Is there any halachik problem with blowing bubbles on Shabbos? If so what melacha categories does it fall under? Does the age of the blower matter?
5
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1answer
187 views

Biblical Prohibition of Breaking Shabbos/Shabbat

Somebody does not think that something is breaking Shabbos but suspects it may be an issue, yet they don't want to delve into the law because they don't want to stop doing what they are doing and they ...
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1answer
24 views

What do you have to check before Shabbat enters?

I know you have to ask your family if certain things have been done, what are these things?
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0answers
46 views

Torah reading on Shabbat afternoon was instituted for יושבי קרנות. Who are they?

Bava Kamma 82a (excerpts): עשרה תקנות תיקן עזרא שקורין במנחה בשבת Ezra made 10 enactments (1) Reading the Torah at Min'ha on Shabbat שיהו קוראין במנחה בשבת משום יושבי קרנות: Rash"i ...
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Why is the Challah braided? [duplicate]

Every challah I've seen in my life is braided, regardless the country or customs. But what are the origins of preparing the challah in this way? The bread in the Beit HaMikdash wasn't like this as far ...
8
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1answer
417 views

Shema in Musaf Kedushah - Source and reason

I grew up on the Birnbaum siddur, I admit it. I read the little explanations at the bottom of the page over and over. Later, I bought a set of Artscroll machzorim and used those on Rosh Hashana and ...
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4answers
769 views

Making Kiddush/Havdalah Twice

Is it okay to say kiddush or havdalah twice in order to be Motzi someone else (e.g. wife)?
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1answer
63 views

Why is Baruch Hashem L'olam said on Motzei Shabbos V'Yom Tov?

Why is Baruch Hashem L'olam said on Motzei Shabbos V'Yom Tov in Nussach Ashkenaz? A priori question: Why do some congregations say Baruch Hashem L'Olam (BHL) at all? The 2 possible answers I'd ...
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2answers
387 views

Lighting Candles when eating Out on Friday Night

If one is going out to eat (such as at a simcha), should Shabbos candles be lit at home or at the hall? I heard that some rabbis do not allow candles to be lit at the hall in the shul but instruct ...
3
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1answer
39 views

Torah reading on shabbos and going out to finish davening

There have been times on Shabbos that I have been still davening when the tzibbur starts Krias Hatorah. Is it halachically correct to go outside of the place where they're reading to a more quiet ...
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2answers
82 views

Can one rip off dead skin on shabbat?

Is any melachah involved with ripping of dead skin on Shabbat? Is there a concern that one might cause him/herself to bleed?
5
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2answers
440 views

Did the New York Times really testify to the eternity of the Jewish People? [closed]

There's a story I've heard quite a few times that is reprinted all over Jewish sites on the internet. It goes like this: On January 1, 2000, the NY Times ran a Millennium edition. It was a special ...
3
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2answers
66 views

Source for Rabbis being able to say not to do a Deoriata

What is the source for Rabbis being able to say that one is not allowed to do a mitzvah deorita? Examples that come to mind are blowing shofar on Rosh Hashana on Shabbat, lulav on Sukkot (at least ...
5
votes
1answer
312 views

Is it forbidden to use a sand timer on shabbos?

Everyone I know seems to say that using a sand timer (hourglass) on shabbos is forbidden. The question is why? Is it because of sifting? Is there some other melacha involved? Is it actually forbidden? ...
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4answers
274 views

Can one set off a nuclear bomb on Shabbos?

There have been manually controlled "criticality accidents" before, and I could see someone setting off a bomb by rope at a distance. Would there be any prohibition involved doing so on Shabbos, as ...
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0answers
42 views

Is the Sabbath a Creation Ordinance?

"And on the seventh day God finished His work which He had made; and He rested on the seventh day from all His work which He had made." Genesis 2:2 Some understand that this verse teaches that ...
4
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0answers
157 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?
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1answer
53 views

Can one take “pre-op” medicine on Shabbat?

As an extension of this M.Y. question, Can one take medication on Shabbat on preparation for a procedure that occurs the next day or in a few days? For example, can one take: amoxicillin for oral ...
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0answers
68 views

Are empty soda cans muktzah?

Do empty soda cans fall under the category of articles that are not useful for any purpose on Shabbos and are therefore muktzah and can not be moved or is there a leniency that would allow it to be ...
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0answers
11 views

Why do we say a different bracha after the Shabbos Haftara on Succos than Pesach? [duplicate]

On Shabbos Chol HaMoed Succos we say the regular shabbos bracha after the Haftara, but on Shabbos Chol HaMoed Pesach, we don't and instead treat it like a Yom Tov. Why is this? Why the discrepancy?
3
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0answers
33 views

According to those who do Shabbat's Hoshaanot on Sunday, what is done when Hoshaana Rabbah is on Sunday?

There are different opinions about how Hoshaanot is conducted on Shabbat. Some say it and some don't. See Nitei Gavriel Sukkot Chapter 73, Halacha 18. The Chabad Custom (as brought in footnote 31) ...
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3answers
2k views

Cooking Cholent Right before Shabbos

Is there anything wrong with putting up a cholent to cook right before Shabbos?
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1answer
80 views

Can you rip non-perforated materials on shabbat and yom tov?

Can you rip materials that are not perforated on shabbat or yom tov? Can you rip out a piece of aluminum foil using the tool found on all foil boxes? Can you rip toilet paper not along the perforated ...