Questions seeking sources for a given practice or idea, or seeking the location of a specific source.

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4
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1answer
94 views

Matzah the entire week

Is it the Vilna Gaon who maintains that it is a mitzvah to eat matzah (to eat matzah, in addition to abstaining from chametz) every day and night during the week of Passover, or somebody else? The ...
4
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1answer
141 views

g'mara about David's conception

Where's the g'mara about Yishay's divorce (or was it separation?) and David's conception, please?
4
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1answer
92 views

Where Does the Talmud Teach Not to Learn Halacha From Observation of Teachers?

Back when I was learning Daf Yomi, I ran into an interesting lesson I'm finding difficult to find again. It was a teaching that one should learn halacha from your rebbe's teachings and not through ...
4
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2answers
135 views

Gezeira of Rabbeinu Gershom History

Has the original text of the Gazeira of Rabbeinu Gershom been lost. If so when? Who are the earliest sources stating such?
4
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0answers
35 views

Can you take and post pictures of people online without their permission?

Realizing that there is some concern with having one's picture taken in the first place; according to those who allow pictures of people to be taken, is there any halachic reason which would prevent ...
4
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0answers
54 views

Verses indicating that each person has an equal entitlement to a land-plot

In Numbers 26:53–54 (JPS), the Israelites are commanded: Unto these the land shall be divided for an inheritance according to the number of names. To the more thou shalt give the more ...
4
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0answers
174 views

Origin of the allegory of the long spoons

A common version of the allegory of the long spoons tells how Rabbi Hayim Elhanan ben Yehudah Leyb Tsedek or Tzadikov (*1813, ✡1883) of Rumšiškės went to see the difference between Heaven and Hell. ...
4
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0answers
75 views

Biblical prediction for Ashkenazi-Sephardi split

Is there any prediction in the Torah for the split between Ashkenazim and Sephardim? I was told that there is but can't think of anywhere to look. Thanks.
4
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0answers
154 views

Why is wine poured by a non-Jew forbidden?

The S"A 125:1 (YD) states that a non-Jew pouring non-Mevushal wine makes (at least) that wine unfit, but other than citing earlier authorities (maybe, I can't figure that part out) he doesn't give a ...
4
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0answers
83 views

Sources for Hamsa

I know from Ben Ish Hai Shana Bet Parashat Pinehas siman 13 where he writes to make a Hamsa from wood. However, I am wondering if there any earlier sources to solidify the fact that this would ...
4
votes
1answer
127 views

source for obligation to recite the shema

The talmud in berachos 2a asserts that the verse ודברת בם בשבתך בביתך ובלכתך בדרך ובשכבך ובקומך is the source for the mitzva of reciting shema twice daily. Yet later on in daf 13, the talmud says ...
3
votes
3answers
101 views

“Think about love for fellow Jews before praying” - source?

At the risk of being a guessing-game, I thought I'd read that before starting prayers (the beginning? The Amida?), one should take a minute to think about love for fellow Jews. Any source for this?
3
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3answers
95 views

Shiur of “Miut Hamatzui”

A "miut hamatzui" is a phrased used to express a case where because of a small concern that something exists, or might happened, or does happen that the halacha is affected by this. An example is if ...
3
votes
1answer
165 views

Which Rabbinic source claimed that the Rambam “killed” the demons?

I've heard many times that the Rambam "killed" the demons rather than simply denying that they ever existed. Which Rabbinic source claims as much? Because the Rambam himself seems to have said that ...
3
votes
4answers
196 views

Looking for Toldos Yeshu (1705 version). Does anyone have?

I'm researching the story that the Christian Apostle Simon -- later Saint Peter -- was actually a Jewish plant who was instructed by the rabbis to change Christian observances and beliefs to make it ...
3
votes
2answers
244 views

Biblical evidence for not eating bread on passover?

Can someone cite lines from the Torah that specify what Jews should eat during Passover? I'm aware that Jews don't eat leavened bread during Passover. Where does this rule come from?
3
votes
1answer
142 views

A source for the claim that the Satmar Ruv (R' Yoel Teitelbaum) said to VP Hubert Humphrey “Sell weapons to Israel!”

There is a commonly quoted anecdote that when Vice President Hubert Humphrey came to the Satmar Rav for votes in 1968 and asked him what he could do for him the Satmar Rav replied "Sell weapons to ...
3
votes
1answer
81 views

A reference to the soul of a Tzaddik like an eyelash in milk

I know that somewhere in something I have read there is a comment that someone (Yaakov avinu?) was so spiritually pure/holy that his soul did not cling to the earthly shell that was his body but came ...
3
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3answers
106 views

Seeking sources about the necessity for finding a מנין

I am looking for sources about the necessity for finding a מנין. More specifically, whether or not one has to always be in close range of a מנין, or if he can intentionally put himself in a position ...
3
votes
1answer
251 views

Story of Rabbi Who Burned Out His Eyes

I once heard a story about a rabbi who was given a test by God, in which the Satan was sent in the form of a beautiful woman to entice him. He would not look at the Satan, and when pressed, he had one ...
3
votes
1answer
148 views

Which kind of relations are considered incestous in Judaism?

Specifically what kind of relationships are defined as incestuous in Judaism? I am guessing that it is forbidden to marry one's parents/children or siblings but what about other relations like first ...
3
votes
1answer
127 views

Advantages of converts (in spiritual terms)

I've heard before that the Ari Zal says the neshemas ("souls") of gerim (converts) comes from the highest places. Is there any source for this? Where is this brought down? As well what other ...
3
votes
1answer
77 views

Source for book of Tehillim out of order?

I recall learning a midrash (shochar tov?) that the book of Tehillim is out of order and Rebbi Yehoshua ben Levi wanted to put it back in order but was not allowed to do so. Where is this statement ...
3
votes
1answer
68 views

Source for Osnat's Locket

I've heard that the reason Joseph knew he could marry Osnat was because he saw her wearing a locket / pendant with a Hebrew inscription on it so he knew she was a Hebrew. Has anyone heard this story ...
3
votes
1answer
629 views

What is the source of the Birkat Habayit?

What is the source of the text of the Birkat Habayit: I've seen them written on a hand, and some come with garlic, multi-colored beads, and some other strange objects. Inspired by: ...
3
votes
1answer
121 views

Seared Sushi Bishul Yisroel

Certain Sushi require the searing of the fish on the outside. Does this process require a Jew light the torch used to do the searing or is it not required? I have seen that some stores do and some do ...
3
votes
1answer
50 views

Seeking source of explanation of ולא יכל יוסף להתאפק

וְלֹא יָכֹל יוֹסֵף לְהִתְאַפֵּק — Yosef could not forbear (Gen. 45:1) — but had he done so, had he completed the brothers' reconciliation that he had started, then the kingdom would ...
3
votes
1answer
84 views

No Musicians for a Schochet

I was told that the Aruch Hashulchan says that a Musicians may not be a Schochet does anyone know where it says this and if it is true and why that is?
3
votes
2answers
46 views

Collection of poems by Yehuda HaLevi

Where can I find a printed book with a collection of poems by Yehuda HaLevi? Ideally this book should (in order of importance): Be available to an American consumer Include the original Hebrew ...
3
votes
2answers
152 views

Origin of the Escalator analogy

What is the origin of the escalator analogy of always striving for growth? I'm referring to the analogy that, in life, like a person climbing a downward escalator, if one is not constantly striving ...
3
votes
2answers
110 views

Shechting non-Kosher animals

The question was asked: If someone for example is sick and must eat from a non-kosher animal. Must it be shechted (slaughtered) first like a kosher animal? I don't see any reason why it should, since ...
3
votes
1answer
91 views

Referring to parent in third person

I have seen some homes where the children refer to the parent in third person as a sign of respect (Would Abba like to...). I'm curious to know if this practice is brought down in any sefer and if in ...
3
votes
1answer
85 views

Aveilus for an adoptive parent

Are there any dinim of aveilus for a child that was adopted when his adoptive parents pass away? Are there any poskim that spoke about this?
3
votes
1answer
59 views

Splitting up Shacharis between two Chiyuvim

I have Davened in a few Shuls where they have split up Shacharis between two Chiyuvim. (One Davens until Ashrei after Tachanun / One davens from Ashrei until the end.) What is the source for doing so? ...
3
votes
3answers
103 views

Is whisky matured in a sherry cask Kosher?

Is whisky matured in a sherry cask Kosher? I know there is a Machlokes about this. Who holds what?
3
votes
1answer
104 views

Source for long payos

Where is there a source for having long payos ,and if there are sources what is the oldest source.? I am talking about the extra length besides for the halachic necessity. Like behind the ears or ...
3
votes
2answers
92 views

Why is Sefer Yetzirah attributed to Avraham?

It seems fairly widely accepted that Sefer Yetzirah, one of the primary books of Kabbalah, is attributed to Avraham Avinu. Why is that?
3
votes
1answer
90 views

Source of “Legitimate pleasures” quote

A quote that sometimes appears on the internet is the following: "Everyone will be called to account for all the legitimate pleasures which he or she has failed to enjoy." It is usually attributed ...
3
votes
1answer
74 views

Kalam Cosmological Argument

Wikepedia writes: The Kalām cosmological argument is a variation of the cosmological argument that argues for the existence of a first cause for the universe, and the existence of a god. Its ...
3
votes
1answer
76 views

What is a “migu”

A popular topic discussed sometimes at length in Yeshivas I would like to pose the question here with a few additional points: What is a "migu"? How is it used in Shas? What is a "classic" (or the ...
3
votes
1answer
230 views

Who wrote Tohar HaYichud?

Who wrote the anonymous rationalist debunking of kabbalah entitled Tohar HaYichud?
3
votes
2answers
91 views

What is the source for lighting a candle for the whole year after the death of a close relative?

I am familiar with the idea of a yahrzeit candle. I have observed a custom of keeping a flame alight for the whole year (or maybe 11 months) after the death of a close relative. (When one goes out, ...
3
votes
1answer
61 views

Which Tana said the shem hafemorash and why?

I remember learning a gemarah (midrash?) that one of the tanaim (possibly R' Chanina [ben Dosa]) said the shem hameforash explicitly. Can you source this story and explain why the shem hameforash was ...
3
votes
2answers
56 views

Are there any ma'amrei chazal on תּוֹלָע בֶּן-פּוּאָה?

תּוֹלָע בֶּן-פּוּאָה was the shofet from Yissachar (Shoftim 10:1-2). I have not been able to find any information on him anywhere. Do chazal or any later commentators mention anything about him?
3
votes
1answer
114 views

Kashrus Explained

A close friend of mine asked me to fire this question at the mi.yodeya community so here goes: "I came across this rather interesting rendition of "kashrus Explained", not sure who authored it, but I ...
3
votes
1answer
54 views

Source to make noise when Haman's name is mentioned?

Where is the source to make noise when Haman's name is read from the Megillah?
3
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2answers
103 views

What route did Bnei Yisrael take through the Midbar? Seeking sources

The question of which route the Israelites took from Egypt to the Holy Land has been asked for centuries and discussed by pseudo-historians and pop-sci documentarians in the History Channel age, and ...
3
votes
2answers
193 views

what's the source for Bar Mitzvah being at 13?

How do we know that a person is not obligated in Mitzvos before the age of 13, and is obligated from that point forward?
3
votes
1answer
121 views

Source for checking talis over shoulder

What is the source for checking one's tzitzis while the talis is over one's right shoulder: isn't the halacha just to check the knots and strings? Can't the checking be done on a table?
3
votes
1answer
179 views

A new knife for Rosh Hashanah?

There is a custom to buy a knife for Rosh Hashanah: the qualifier is that the knife not be serrated. What is the source for this custom and what is the significance of the knife not having edges?