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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Can you leave video chat on over Shabbos?

Basically: Can you leave your computer with video chat on (to another person) on over shabbos? And what if there's also audio? For example a relative in the hospital, relatives that in a far away ...
7
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3answers
334 views

Why don't we say Tachanun at Mincha on Erev Shabbat or Erev Yom Tov?

It says in the Rambam that there is a custom not to say Tachanun at Mincha on Erev Shabbos and Yom Tov. What is the reason for this custom?
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1answer
302 views

Does the Biblical prohibition against writing on Shabbat apply to nonsense as well?

Writing (כותב) is one of the 39 melachot (forbidden labors) of Shabbat. Writing nonsense is forbidden regardless, but i'm curious whether it's a Biblical or Rabbinic prohibition. On a Biblical ...
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2answers
370 views

Can a Jew own a business that employs or pays atheist Jews on Shabbat?

I am an atheist who happens to be Jewish, and would like to work for a business owned by a religious Jew. Is he allowed to pay me for my work on Shabbat? What if the payment is global (e.g. 10% of a ...
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2answers
6k views

Can a gentile go to Synagogue on Shabbat and what is forbidden on Shabbat for a gentile?

Is a gentile allowed to participate in Shabbat prayers in a Synagogue (of course he/she will not count for a minyan) if they do so in order to gain knowledge of Jewish customs for the purpose of ...
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2answers
306 views

Drinking Water During “Shalosh Seudos”

Someone told me that one is not allowed to drink plain water during the third meal of Shabbos (Seudah Shelishit). (or at least that there is a minhag not to). Is this true? And if so, what is the ...
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2answers
1k views

How do you build an eruv from your house to your sukkah?

I know people do this (if there's no eruv in town, or if you're afraid the eruv will be down at the end of a 3-day yomtov); I think it involves a string from the sukkah to the house? Please explain. ...
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344 views

Using a cell phone as a watch on Shabbos

I seem to recall learning that it is permissible to use a cell phone as a watch on Shabbos as long as the time is always displayed on the front and no buttons would need to be pressed in order to ...
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2answers
133 views

Keychain with muktzeh items (e.g. usb)

This has been asked in the past with regard to a muktzeh key, and i was uncertain if it would be the same with something like a usb. If i have a keychain with a usb on it that i wear week round, come ...
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2answers
111 views

Sliding tzitzis knot on Shabbos

Many times, for those who have two double knots with eight strings in each knot (i.e. not following the opinion of the Rambam), the knot starts to come loose often, sometimes even several times a day. ...
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1answer
86 views

Heating non-food items on Shabbath

Is it permissible to heat non-food items on Shabbath? Assume the method of heating is to use an existing heat source (a blech, or the top of a crockpot or hot water urn). Would it matter if it is ...
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1answer
280 views

How is it that one is allowed to have an alarm on shabbos?

Can one leave an alarm to go off on Shabbos morning? If one can, then can it play anything, music, radio, etc?
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1answer
134 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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1answer
71 views

closing car doors on shabbos

Is there any problem involved in opening or closing a door of a parked car (without a battery) on Shabbos? Is a car muktzeh? Let's assume no keys are involved to avoid the problem of carrying. To ...
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3answers
89 views

Melachah on Shabbath - after Shabbath

If Melachah was done on Shabbath, can the product of that Melachah be enjoyed after Shabbath, and if so, under what criteria (does it depend on how long after Shabbath, or on the need, or something ...
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2answers
198 views

Is using a book with letters stamped on the sides melacha (erasing) if the book wasn't closed in the first place?

A comment on this question points to the following from OU: Likewise, when words are stamped on the edge of a book (as is the case with most library books), these letters are separated when the ...
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2answers
474 views

Is it actually forbidden to push a wheelchair outside of an eruv on Shabbat?

I have heard opinions varying wildly on the subject and am trying to make sense of them halachically. Is it illegal on Shabbat to push someone in a wheelchair, let's say, from their home to synagogue ...
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247 views

What's the exact procedure for using a key belt?

On Shabbat, in places where there is no communal eruv (or for those who do not rely on a communal eruv), taking your house key with you when you leave your home is a problem of carrying. One ...
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1answer
143 views

Refrigerators and shabbat

I have a friend that became Habad a while ago, and lives with her non-orthodox parents. She leaves the house for shabbat, but insists that her parents turn the lights off in the fridge, because if ...
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2answers
172 views

Why celebrate Lag Ba'Omer on the 33rd according to the MaHaRIL?

There are several different opinions about when the students of Rabbi Akiva died, and which days we mourn for them. Sefer HaToda'ah quotes the Maharil, who says that the students of Rabbi Akiva died ...
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405 views

How does Shabbos/Yom Tov mode on a stove work?

Star-K certifies the shabbos mode on some modern stoves. (Oh how I pine for the day of simple rheostats on electric stoves, and pilot lights on gas stoves! Those were the days...) Our GE gas stove ...
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4answers
363 views

How does salt “add heat” (mishna in Shabbos 4(1))

The mishna in Shabbos 4(1) tells us which materials may not be used to insulate foods for Shabbos because they "add heat". One of these materials is salt. Can anyone explain how salt can add heat ...
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3answers
306 views

Difference between Pesik Reshe Delo Niha Le, Pesik Reshe Delo Ichpat Le, & Melacha She'en Sarich LeGufa

What is the practical difference between actions considered Pesik Reshe Delo Niha Le, Pesik Reshe Delo Ichpat Le, and Melecha She'en Sarich Legufa? What is an example that can demonstrate the ...
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1answer
264 views

Unplugging a Phone Charger on Shabbat?

If a phone charger (or any electric adapter that is not connected to a device, for that matter) is plugged into an outlet, does unplugging it constitute any forbidden form of work, or is simply a ...
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1answer
223 views

Should separating pull apart Challah rolls be considered a forbidden act of completion?

I have heard many people state that using Challah* rolls that are baked in one unit to be pulled apart might be a problem for making Leḥem** Mishneh on Shabbath. In fact, there are rolls that are sold ...
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1answer
151 views

Sale of kibbudim on shabbat / chag

Many shuls have the practice of selling kibbudim (i.e. aliyot, hafotrah, opening the aron, etc.) on major holidays, usually via auction. I've been to some shuls where this is done every shabbat. A ...
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1answer
186 views

Lechem Mishneh : holding challos procedure

What's the exact procedure for holding the challos in lechem mishneh. I'm not asking about the number of challos used or which one to cut (top / bottom) but how do we hold them : do we hold them ...
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1answer
303 views

Can one play darts on shabbat?

Can one play darts on shabbat? And can one then do archery on shabbat, assuming there are no words or numbers on the target, and the bows remain strung throughout shabbat?
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1answer
519 views

Asking Questions on StackOverflow on Erev Shabbos

Is there a problem with asking a programming question on StackOverflow (or any other StackExchange site) on Erev Shabbos, so that they will eventually be answered by the time Motzei Shabbos arrives? ...
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1answer
77 views

Is there a problem of image projection on Shabbat?

There are night lights which don't just emit light but project an entire image (example). If such a device is plugged in before Shabbat, would there be a problem of closing window shades or doing ...
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1answer
82 views

Do I need to turn off answering machine before Shabbos?

Do I need to turn off answering machine before Shabbos? I'm talking about where the message comes to your machine, not to your provider like by mobiles. Would this be the same by having a phone turned ...
7
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1answer
243 views

Can One Ride in a Self-Driving Car on Shabbat

Self-Driving Cars are cars that are driven by computers. Assuming you set your destination before Shabbat (or can otherwise direct it without performing any Melacha), can one ride in such a car on ...
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2answers
187 views

cleaning up throw-up

if you have throw-up on a couch and it stinks and the couch is absorbent, how do you clean this up on shabbas? what are the concerns?
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148 views

Taanis Chalom on shabbos when a fast day is pushed off

If a fast day which normally falls out on shabbos is pushed off, such as the 17th of Tammuz, and a person fasts on that shabbos for another permissible reason, such as a taanis chalom (fast for having ...
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2answers
384 views

Solar Powered Wrist-Watch on Shabbos

Is one allowed to go out with a solar powered watch on Shabbos (where they know the watch is in a situation where they will surely benefit from the power produced through the sun?) What could be the ...
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0answers
114 views

Is Juneau, Alaska — surrounded by natural barriers — a natural eruv

I recently visited Juneau, Alaska. It is a small city of 35,000. The city limits are quite large, however -- 3,225 square miles -- but much of this area is separated from downtown Juneau on Douglas ...
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3answers
121 views

Can one use a sinus rinse on Shabbat / Yom Tov?

This sinus rinse is manual. You fill the plastic bottle with water and add a small packet of saline powder and mix it. Then, you insert the bottle tip into your nostril and squeeze the bottle so ...
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2answers
363 views

Is repeating the chorus in Lecha Dodi problematic?

Some tunes for Lecha Dodi are conducive to repeating the chorus ("Lecha dodi ...") twice each time. I've noticed that some people, when using one of these tunes, repeat, while others avoid repeating ...
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7answers
525 views

What is a good way to make one's website inaccessible on Shabbat?

Suppose I wish to make my website automatically become unavailable every week during Shabbat, or at least for a time period that roughly corresponds to Shabbat for a large group of people. Can you ...
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2answers
598 views

Should one light Shabbat candles if Friday is yom tov?

Today is the second day of Rosh Hashana, and it happens to be Friday. The holiday will end after Shabbat begins. Should we light candles today?
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4answers
524 views

Reading a newspaper on Shabbat

Is there any issues with reading a newspaper on Shabbat? Assuming you are not carrying the paper into the house without an eruv, I seem to remember hearing that you can not read a Saturday newspaper ...
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4answers
1k views

Is it okay to drive a car on the Sabbath?

The Five Books of Moses mention not stoking a fire on the Sabbath, if I remember correctly. By starting a car, I'd think I am stoking a fire. Is this okay to do for a Jew? Why or why not?
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4answers
384 views

May one say a blessing on light bulbs for shabbat

If one doesn't have candles for shabbat, may one say a blessing on light bulbs? Since the point is to have light for שלום בית (household serenity), it would seem that electric lights would have the ...
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2answers
101 views

How exactly was extinguishing used constructively to build the Mishkan/Tabernacle?

One of the 39 categories of forbidden labor on Shabbos is "extinguishing" (mechabeh); how exactly was it used in a constructive fashion when building the Mishkan?
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567 views

Where is the Sambatyon?

Where is the Sambatyon? Is there really a river somewhere that throws stones all week and rests on Shabbos?
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3answers
154 views

Shabbos activities for kids

We have three children aged 11 (boy), 4 (girl) 2 (boy). We started keeping Shabbos a while ago and we realise that it gets hard for the kids at some point. I was wondering if you could suggest ...
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1answer
1k views

Husband lighting Shabbat candles

If my wife is out of the country for an extended trip, am I required to light Shabbat candles in the house if I am home alone? Does it matter how long she is going to be away? Or that the time ...
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2answers
192 views

Avinu Malkienu on Shabbos

Why do we not say Avinu Malkienu on Shabbos and why is the Teffilah of Neilah the exception to this very rule?
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1answer
152 views

Owning stock in companies that operate on shabbat

It is my understanding that one may only have ownership in a business that operates on shabbat if you co-own with a gentile and have an explicit arrangement that all profits derived on shabbat belong ...
6
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2answers
443 views

Alarm clock handling on Shabbos

Are you allowed to touch an alarm clock on Shabbos?