Questions tagged [halacha]

NOTE: Like Wikipedia, this site makes no guarantee of validity, and does not offer professional (particularly rabbinic) advice. Treat information from this site like it came from a crowd of your friends. // Jewish law. Specifically, the legal process beginning with the written Torah and continuing through the Mishna, Talmud, and the legal codes (e.g., Rambam, Tur, Shulchan Aruch).

Filter by
Sorted by
Tagged with
16
votes
2answers
682 views

Is flipping a coin following an omen?

If a person is deciding whether to do something and says "I'll flip a coin, heads I do it, tails I don't" does that fall under the prohibition of "don't divine with signs" in Vayikra 19?
16
votes
3answers
2k views

Why is Rosh Chodesh sometimes TWO days?

Why for certain months of the year do we celebrate the festival of Rosh Chodesh for two days while on other Roshei Chadashim we have one day of Rosh Chodesh?
16
votes
1answer
393 views

Rainbow in water spray

You can often see a rainbow in a spray of water such as from sprinkler irrigation. Is the brocha for a rainbow applicable in that case? Also, does a rainbow that comes from a prism get a brocha too?
16
votes
1answer
1k views

According to Halacha, does one have to bury teeth?

Is there a halachic obligation to bury teeth that have fallen out, just as one buries other body parts that become detached? If not, why? Does the same apply to detached skin? Or hair? Related: Do ...
16
votes
1answer
772 views

Could stones cut with a high powered laser be used to build the Beit Hamikdash?

If Solomon's builders had access to lasers powerful enough to cut through stone, could he have used that instead of the Shamir? Stones for an altar or for the Beit Hamikdash were not allowed to be ...
16
votes
1answer
307 views

Kibud Av v'Ach?

As I understand it there is an obligation (See Shulchan Aruch Yoreh Deah 240:22) to honor an older brother similar to that of honoring one's father. Since the obligation to honor one's father can have ...
16
votes
3answers
574 views

Can someone who lives in Israel visit Eilat?

Can someone who lives in "Halachic" Eretz Israel visit a part of Israel that is not part of its Halachic borders? For example, IIRC, people in Eilat keep two days of Yom Tov. Does that mean that a ...
16
votes
2answers
521 views

Inhaling prayers?

Elsewhere I ask whether it's sufficient to pray in a whisper. See there, please, for a description of whispering and how it differs from speaking quietly. Answers to that question indicate that ...
16
votes
2answers
770 views

Polyphasic Sleep and Halacha

I recently read an article on polyphasic sleep and I'm quite interested in experimenting with it. The article advises the Uberman approach which advocates 20-30 minute naps every four hours, meaning ...
16
votes
1answer
4k views

Mixed swimming in a pool?

What are the issues with mixed swimming, from a tzniut point of view? Does it make a difference if the swimmers are or aren't Jewish? For example, are there issues with me swimming with my wife and a ...
16
votes
1answer
700 views

Time for morning prayer when flying over Greenland and seeing the sun rise twice

Last year I flew from Tel Aviv to Los Angeles. The flight leaves at night (1am) and, in the winter, lands when it is still night (630am). However during the flight, over Greenland, one sees the sun ...
16
votes
3answers
2k views

Halachic Justifications for the Amshinover Rebbe

The current Amshinover Rebbe in Bayit Vegan, Jerusalem is known in the Jewish world as a man of great piety and for his great knowledge in Torah. He is also known to keep very different "Zmanim"- ...
16
votes
3answers
188 views

Falling behind during selichos

Related to, but not duplicating Falling behind during davening, how should you attempt to keep up with overly-quick recitation of selichos? I would assume that you interrupt the piyut you’re reciting ...
16
votes
1answer
889 views

Is kneeling and bowing down in Kung Fu an idolatry (Avoda Zarah)?

I am exercising at Kung Fu's dojo and wonder whether kneeling and bowing down is an idolatry (Avodah Zarah)? The floor has soft mats. The reason explained to me is that it's done as a form of greeting ...
16
votes
5answers
387 views

Should Jews be self-employed?

Under what method of employment should a Jew sustain himself? Is there a preference for self-employment over working for an employer? I've heard that an employee is like a slave to the employer and ...
16
votes
2answers
386 views

Insurance against משיח

According to this rather amusing blog post, there is apparently a common clause in rental contracts in Jerusalem, called the Messiah clause, in which, when a landlord outside of Israel rents out a ...
16
votes
4answers
485 views

Overhead projector on Shabbos?

A discussion came up with some guests over shabbos. One asked if one could use an overhead projector on Shabbos if it was turned on from before, i.e. could one put a new plastic sheet on it or not? In ...
16
votes
3answers
685 views

Is a contract over Chat/IM/SMS “written” or “oral”?

Halakhically, is a business transaction conducted over Chat/IM/SMS a "written" or "oral" contract? Chat is oral-style communication in a textual medium. Does the fact that it's actually written over-...
16
votes
2answers
610 views

For how long must a Jew keep Shabbat before he can be considered Shomer Shabbat?

Certain Kashrut issues require (or may require according to some opinions) that a Shomer Shabbat Jew (not just any Jew) supervise cooking. For example, see here, and here. How is the status of Shomer ...
16
votes
2answers
351 views

Netilas Yadayim with automatic sinks

It seems there is precedent to allow for netilas yadayim when you don't have a cup, by turning the sink on and off for each rivi'is per hand. By employing this method you satisfy the requirement of ...
16
votes
2answers
384 views

What is the status of a Kli Shemelachto LeIssur that's only used for Pikuach Nefesh?

What is the status of a kli (object) whose primary use would be forbidden on Shabbos, but it is only used in a case of Pikuach Nefesh (danger to life, where all Shabbos restrictions become allowed) -- ...
16
votes
1answer
266 views

How much must one do to to sign a contract?

Nowadays most software comes with a EULA. In order to install the software one must click the "agree" button. However, there are some software that says are distributed through different licenses. For ...
16
votes
0answers
23k views

Is oral intercourse permitted according to halacha? [closed]

What has the halacha have to say about a husband and wife sharing oral intercourse (in either direction)?
16
votes
2answers
799 views

Transgender erva

Men's Health magazine has been in the news lately because of a contest in which people can vote on who will be on the magazine's cover. Currently leading in the voting is a transgender person who was ...
16
votes
3answers
377 views

Is there such a thing as “Veset Halom”

One friend of mine told me that his wife always sees a special dream before her veset. Always the same one. Could such think be counted as veset kavua? I understand that technically a dream doesn't ...
15
votes
6answers
3k views

Why is Soy milk considered Parve and not Milchig/Halavi?

Considering that milk is forbidden with chicken (as stated in this answer), because chicken could be confused with meat, why isn't soy milk considered milchig as well? In Israel, chicken is ...
15
votes
5answers
846 views

Permissibility of images of celestial bodies

There is precedent in halachah that one may not create images of celestial bodies such as the moon and stars; see here for background. This is derived in the Gemara from the pasuk "Do not make [images ...
15
votes
5answers
4k views

Should a non-Orthodox Jew wear tzitzit or not?

It seems obvious to me that in general it’s better to keep more mitzvot rather than fewer, but wearing tzitzit seems like a special case. I’ve asked rabbis in my community about this, but I want to ...
15
votes
3answers
2k views

Brewing fresh coffee for Shabbos with a time clock

May one prepare coffee ingredients in a brewer such as this one on Friday and set the timer to brew the coffee for 8:00 Shabbos morning?
15
votes
3answers
2k views

Eating on someone else's untoveled dishes

One must tovel (immerse in a mikve) various kinds of dishes before first use, and may not eat from his own dishes until they are toveled. Is it likewise forbidden to eat from someone else's untoveled ...
15
votes
3answers
499 views

Halachic Source for Women-Only Mikvaoth?

Some (actually many) Mikvaoth are designated for women's use only, generally for reasons of cleanliness. Is there Halachic literature supporting (or urging) this? (This question is not asking for ...
15
votes
2answers
619 views

Why do tzitzit have fabric-squares on the corners of the garment?

Pretty much across the board, beged gadol and katan have fabric squares sewn on the corners. Why do tzitzit have fabric-squares on the corners of the garment?
15
votes
2answers
3k views

Is the material permitted to learn on Tisha B'av available online?

From Aish.com: Other prohibitions include...Learning Torah, since this is a joyful activity. It is permitted to learn texts relevant to Tisha B'Av and mourning -- e.g. the Book of Lamentations, ...
15
votes
3answers
927 views

Is it Halachically forbidden to go to Israel?

I was recently studying Berakhot 24b when I read the following statement: 'כל העולה מבבל לא"י עובר בעשה שנאמר (ירמיהו כז, כב) בבלה יובאו ושמה יהיו עד יום פקדי אותם נאם ה' Whoever goes up from ...
15
votes
4answers
674 views

What is the source for the mitzvah of kiruv?

Is kiruv a mitzvah? Is it biblical or rabbinic? Is there any reason it should supersede other mitzvot? what are the sources in chazal and halacha relating to kiruv? related: Kiruv and halachik ...
15
votes
4answers
1k views

Limits to Dina Dmalchusa Dina

What are the specifications of Dina Dimalchusah? A more targeted question to answer would be: If I ripped off the label of my mattress — the label that says its removal is punishable by federal ...
15
votes
5answers
1k views

What makes a wine kosher?

Why are some wines kosher and some not?
15
votes
1answer
4k views

Is a Muslim allowed to touch a food item for purchase in a kosher bakery?

Suppose I enter a kosher bakery and want to purchase some food item from the shelves. Can I pick that thing up by my hands for purchase? My reason is that the laws of Kashrut are very very strict, ...
15
votes
2answers
543 views

Are Rabbeinu Tam's Tefillin really Rabbeinu Tam's Tefillin?

I once heard from a Sofer the shocking revelation that Rabbeinu Tam's Tefillin do not actually follow Rabbeinu Tam's opinion. Is that correct? Did I misunderstand? Are there any Soferim in our ...
15
votes
2answers
2k views

Is there anything wrong with inviting friends to a bris?

I have a friend - let's call him 'A' - who's married; His wife gave birth to a boy. I asked another friend of mine, if 'A' invited him to the bris. He told me that one is not supposed to invite ...
15
votes
5answers
3k views

Leniencies for someone keeping Kosher in a non-Kosher home

My family is not frum, but they do not eat non-kosher meat at home, although they do eat other not-certified-kosher products, including cheese. They don't mix meat and milk, but they do wash meat and ...
15
votes
4answers
7k views

What Bracha do you make on Sushi?

What Bracha do you make on Sushi? Is the rice the main part and therefore a mezonos, or is it just a toful (less-important ingredient) in which case I guess a shehakol?
15
votes
1answer
571 views

Woman and Zimun: What is the requirement?

What is a woman's requirement to say Bircat Hamazon with a Zimun of women? What is a woman's requirement to say Bircat Hamazon with a Zimun of men?
15
votes
3answers
759 views

Jewish definition of a charity

I know that Jews are supposed to give 10% of their income to charity, but what constitutes a charity? I know that Shuls, Jewish schools and poor people in your community count, but what about secular ...
15
votes
4answers
772 views

Commencing Shabbos: Shkiya behind a mountain

It is common practice nowadays for Shuls to publish the zmanim (times) to begin Shabbos (the Sabbath) and other activities. These times, it would seem, are based upon standard calculations of sunrise ...
15
votes
1answer
1k views

Why don't we say a blessing before giving charity?

Before doing many mitzvos (commandments), we are required derabanan to say a blessing. Why is this not the same for giving tzedakah (charity)?
15
votes
2answers
3k views

Can a husband 'un-warn' his wife to prevent her from becoming a sotah?

The Torah describes (starting in Bamidbar 5:11) the process of a husband warning his wife not to be secluded with a certain man. Then if she is secluded with that man for a certain amount of time and ...
15
votes
4answers
2k views

Can conversion be revoked?

In a recent case the Israeli Rabbinical Court has revoked someone's conversion to Judaism on the grounds that they were deceptive. This decision was "...Based on the fact that she completely ...
15
votes
3answers
592 views

Why do plastic bags and not fuselages protect against impurity?

In a picture on this article, we see a kohen who has enclosed himself in a plastic bag so as to avoid becoming impure as a result of flying over a cemetery. Why is it that a pressurized fuselage does ...
15
votes
2answers
1k views

Is one allowed to drink alcohol on regular weekdays?

Is it permissible to drink alcohol in any circumstance other than Holidays and Shabbat? Please cite sources. CYLOR.

1
3 4
5
6 7
163