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.

learn more… | top users | synonyms (8)

12
votes
3answers
711 views

Am I allowed to view a Kotel Cam on Shabbos?

If there is a camera in Israel that is operating on Shabbos, am I (a person living in America, where Shabbos only starts 6 or 7 hours later) allowed to view such a camera? I suppose the same could be ...
10
votes
1answer
240 views

May one reheat food on top of a crock-pot or urn on Shabbos?

According to my understanding cooked or baked food that is currently cold, may be placed on top of a pot that is on a blech on Shabbos to warm up. What about putting cooked or baked foods on top of ...
2
votes
1answer
99 views

Why has the zemiroh על אהבתך אשתה גביעי fallen out of favour?

We used to sing a zemiroh, I believe by Rabbi Yehudah HaLevi, which started, על אהבתך אשתה גביעי. This zemiroh does not appear in current zemiros books. (1) Do you have an online text of it? (2) Why ...
12
votes
4answers
2k views

What do you do if you forgot to turn off the refrigerator light before Shabbat?

The first time you open a fridge on Shabbat, you notice the light is on. Your intention is to take out food, not turn on the light. Is closing the fridge a problem? Can I open it again? Is it better ...
10
votes
3answers
234 views

Flexibility in choice of verses for morning Kiddush

The morning Kiddush on Shabbat and holidays consists of one or more Torah verses followed by the blessing on the wine (or perhaps other beverage). I have seen in print and in practice various ...
6
votes
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 ...
6
votes
1answer
324 views

Do Orthodox synagogues have audio induction loops? Can they use them on Shabbat?

Let's assume we follow Rabbi Moshe Feinstein's ruling that hearing aids are permitted on Shabbat, but microphones are not. What about installing an audio induction loop in the synagogue? It would ...
4
votes
2answers
191 views

How do Shabbos mode scooters work?

Related to a question about shabbos and yom tov mode stoves I wonder about shabbos mode powered scooters. I recall seeing them advertised in the Jewish newspapers. How do they work, in terms of ...
7
votes
2answers
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 ...
8
votes
2answers
580 views

Voice-activated electronics on Shabbat

Does using a voice-activated device constitute a melacha? For example, Siri on an iphone or, a even a voice-activated light-switch. Does it make a difference if the computer doesn't take direct ...
5
votes
2answers
249 views

Am I allowed to wear a towel as a belt/scarf outside an Eiruv on Shabbos?

Many Mikvas do not provide towels for attendees, and require that people who go bring their own towels. If there is no Eiruv, one cannot carry it in a normal way, so many people "wear" it as a ...
19
votes
3answers
912 views

Am I allowed to fly from Australia on Motzei Shabbos?

If I take off from Melbourne on Motzei Shabbos, I will hit the Date-Line, loose a day, and end up flying on Shabbos for a short period of time until the sun catches up again. Am I allowed to do this? ...
4
votes
2answers
224 views

Is one allowed to chew gum on Shabbos without an Eiruv?

If food is in my hand, I would assume I'm not allowed to carry it. What about, though, if it's in my mouth? For example: chewing gum or sucking a candy. Would those be permissible outside where ...
2
votes
1answer
307 views

Special haftara blessing on Shabbat Chol Hamo'ed Sukkot

At least as far as the instructions in the Artscroll Siddur go, the after-blessing for the haftara on Shabbat Chol Hamo'ed Sukkot makes reference to both Shabbat and the "Chag Hasukkot" ("the Festival ...
5
votes
1answer
212 views

Fasting on Erev Shabbos/Yom Tov

Is it permitted to fast on Erev Shabbos or Erev Yom Tov? I've heard about people taking on fasts until chatzos, but no later. What is the halacha on this?
7
votes
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?
6
votes
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?
6
votes
1answer
208 views

Is it prohibited to ride public transport that also operates on Shabbat

In Israel, most public transport shuts down on Shabbat. If it did operate on Sabbath, perhaps by non Jews, would it be permissable for Jews to use it on weekdays?
10
votes
2answers
814 views

Why is it ok to use tap water/toilets on Shabbos? Considering the source of the water pressure

Why is it ok to use tap water/toilets on Shabbos? Considering the source of the water pressure. The water pressure that enables the water to flow out of the tap has to come from somewhere. It is ...
6
votes
2answers
181 views

Shochen Ad, HaKail, HaMelech - why?

Why does the Shaliach Tzibbur start Shacharis on Shabbos from Shochein Ad, on Yom Tov from HaKeil, and on Rosh HaShana/Yom Kippur from HaMelech?
4
votes
2answers
522 views

Can I use a Parabolic Mirror or Fresnel Lens to cook on Shabbat?

Shabbat 39a discusses cooking on Shabbat using the sun. It is permitted to roll an egg on a hot roof to cook it since this is not a typical way to cook, but you can't burry it in sun-heated-sand ...
3
votes
2answers
221 views

Is Shir HaShirim recited on a Yom Tov that falls on Friday?

There are those (Sephardim and Chassidim, I guess) who have the custom to recite Shir HaShirim on Friday, Erev Shabbat. Do they also recite it on a Friday when Yom Tov leads directly into Shabbat? If ...
17
votes
5answers
574 views

Why do music tapes and CDs warn about playing on Shabbos?

I have seen written on almost every music CD and Cassette Tape that I have in my house the line: Please do not play on Shabbos and Yom Tov I've always wondered if this is really necessary. Does ...
6
votes
2answers
597 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?
29
votes
3answers
1k views

May one use a computer script or robot to do something specifically on Shabbos/Yom Tov?

May one run a program or machine that will operate on Shabbos, either by setting a timer to activate once Shabbos has started, or by leaving it running continually? What if the action is one that is ...
6
votes
2answers
65 views

Does a fan or light on Shabbos need a Blech?

Obviously they wouldn't need a "blech" like we think of one, but would they need some sort of physical alteration to remind one not to adjust the knobs/switches on Shabbos? More specifically, to ...
18
votes
4answers
549 views

How do you handle possible Shabbat issues when receiving a jury summons?

The last time I was summoned for jury duty it was mid-week in January, and I made a point of telling the lawyers during questioning that I would have to be home before sunset on Friday. They were not ...
8
votes
3answers
266 views

Ask a friend to carry on Shabbos

Suppose there are two friends: one holds of the eiruv and the other doesn't. Is the second allowed to ask the first to carry for him? And if the first anyways carried it, can the second benefit from ...
4
votes
2answers
121 views

When to say “Yehallelu” by Mincha Shabbos Afternoon?

Chabad starts the Half-Kaddish by Mincha Shabbos afternoon just after Hagbahah and continuing the Kaddish until the Sefer Torah is put back in the Aron. Since one should not interrupt in the middle ...
2
votes
1answer
367 views

Eiruv in Manhattan?

There are two ways one could build an Eiruv on an island: One build walls, Tzuras Hapesachs, etc. One relies on the "natural" walls. This hetter applies only if The ocean does not bring up ...
11
votes
2answers
417 views

Why does writing on Shabbos need two letters?

In order to transgress "writing" (כותב) on Shabbos, (m'd'oraysah) one must write two letters. (See for example here.) Why is this so? Shouldn't writing anything still be considered writing? For ...
8
votes
3answers
119 views

Are בישול on Shabbos and בישול of Meat and milk the same?

Are the qualifications for being called בישול (cooking) the same for Shabbos (e.g., frying is a question in Halacha if it is recognized as Cooking to say אין בישול אחר בישול - there is no such thing ...
6
votes
1answer
141 views

Sand art on Shabbos

Is it Hallachicly permissible to make Sand art on Shabbos or is it prohibited on Shabbos and if so what prohibition are you doing maybe writing?
8
votes
5answers
340 views

Learning History on Shabbos

Is there a Halachic problem to read and or learn the topic of History on Shabbos for enjoyment purposes? and why?
2
votes
1answer
147 views

Could the 'air conditioner' shown here be run during shabbat?

I saw this DIY video, and was wondering if such a fan could be run before shabbat started and left running as shown? The video on this page (Ignore the article): ...
3
votes
1answer
123 views

Wirelessly recharging a light-emitting diode on Shabbos

Could one use wireless recharging technology (see http://home.howstuffworks.com/question292.htm) to power a light-emitting diode (which does not have a filament that gets hot (see ...
8
votes
1answer
359 views

Cocktail mixing (shaking & straining) on Shabbos

Is one allowed to use a shaker to strain an alcoholic drink on Shabbos? I have been told that it is mutar to use a pitcher with an ice guard on Shabbos, but I do not know the reason why this is not ...
8
votes
3answers
776 views

Where does the concept of a Kli Shlishi come from?

When it comes to cooking on Shabbos, most people hold that things that are not allowed to be put in a Kli Sheni (a vessel once removed from the vessel that was on the fire) because it is considered ...
4
votes
1answer
93 views

In Shabbos Shacharis which is right “sheboro bemidas rachamim” or “sheboro bemidas HOrachamim”?

In the brocho of “hakol yoducho” Shabbos Shacharis, some siddurim have “sheboro bemidas rachamim” while some have “sheboro bemidas HOrachamim”. Why?
3
votes
3answers
232 views

Why do we call it “candle-lighting” time?

Since it is still permissible to do melacha (work forbidden on shabbat) including lighting shabbat candles until shki'a (sunset), which is 18 minutes (or 40 minutes in Jerusalem) following ...
8
votes
2answers
558 views

Why do some women light additional shabbat candles for the past weeks they didn't light?

Some women have the custom to light an additional shabbat candle for every week which, for whatever reason, they did not have a chance to light shabbat candles in the past. For example, if a woman ...
10
votes
2answers
397 views

Are disposable cups allowed for Kiddush or Havdalah?

If one doesn't have a non-disposable cup or becher available, can s/he use a disposable cup? Are there any specific types (plastic, styrofoam, paper...) of disposable cups allowed, or is any cup okay ...
7
votes
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 ...
7
votes
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 ...
5
votes
2answers
155 views

How often is it neccessary to check the strings of an Eruv?

If you have an Eruv Chatzeros for carrying, how often is it necessary to check it to make sure that it is properly strung and you can still carry on Shabbos?
11
votes
4answers
492 views

In regards to writing, can soda bottles be opened on Shabbos?

Specifically, when the writing - such as an expiration date - is printed in dot matrix style across the line between the bottle cap and the bottle cap's ring, what are the issues involved in opening ...
7
votes
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?
2
votes
2answers
267 views

Bathing before Shabbos Chazon

To what extent, if any, does the practice of bathing in hot water before Shabbos override the prohibition of bathing during the Nine Days? I ask specifically regarding Ashkenazi practice (I guess for ...
18
votes
3answers
751 views

Can an ecommerce website remain open on Shabbat?

This question is more general and doesn't apply specifically to ecommerce sites even though the discussion mentions them a little. Specifically, we know we can't do business on Shabbat. So what is ...
12
votes
2answers
317 views

If you realize you're carrying on Shabbat, what's the best thing to do?

I've heard that you should put it down on a makom patur while still walking. However, a true makom patur is tall and skinny, like a post, and therefore possibly difficult to find. I've also heard ...