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

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6
votes
2answers
260 views

Hagala for a new pot

I know that there is a halakhic necessity to tovel a new pot. However, has anyone ever heard of the halakhic necessity to do hagala on a new pot? Reason for asking was this.
4
votes
2answers
141 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?
16
votes
5answers
970 views

Gezeira of Rabbeinu Gershom text

Does anyone know where I can find the actual text of the Gezeira of Rabbeinu Gershom? It keeps popping up in my learning, but only as being referenced, I would like to read that actual text.
10
votes
2answers
195 views

“m'nora” on Chanuka

My kid came home from school one day insisting that the thing we light on Chanuka is not a m'nora but a chanukiya. I replied that that's the word most Israelis use now but that m'nora is a perfectly ...
9
votes
3answers
288 views

Did any Achronim Write Books Comparing Arabic to Hebrew?

Did any achronim write books comparing Arabic to Hebrew?
7
votes
1answer
227 views

Where does the custom to spill off from a drink come from?

I had a Lubavitcher classmate in high school who used to spill off from his cup whenever he would drink anything. He claimed it was a minhag. What is the reason/source for this practice?
4
votes
2answers
234 views

What was the earliest use of the Rambam's language in Shmita V'Yovel in support of kollel study?

Here's the Rambam, waxing poetic at the end of Laws of Shmita and Yovel (and his entire volume of Zeraim): ולא שבט לוי בלבד, אלא כל איש ואיש מכל באי העולם אשר נדבה רוחו אותו והבינו מדעו להיבדל ...
10
votes
3answers
375 views

“Baruch shekivanti…”

There is a phrase of self-compliment people use when they find that they have independently arrived at the same conclusion as someone great. It begins with the words "ברוך שכיוונתי", translated ...
13
votes
1answer
275 views

Jewish source for giving Chanuka gifts

Is there a Jewish source for Chanuka gifts?
6
votes
2answers
632 views

Source of Burning Lulav with Chometz

What is the source of the custom to keep the Lulav untill Erev Pesach and burn it with the Chometz?
1
vote
5answers
681 views

Cholopshkes or stuffed cabbage on Simchas Torah

Many people eat Cholpshkes or stuffed cabbage on Simchas Torah. Is there a source for this Minhag, and are there other names for this dish in the other languages of Jewish communities?
7
votes
3answers
213 views

Tachanun on Yahrtzeit

Where does the custom not to say Tachanun on a Yahrtzeit come from?
27
votes
6answers
959 views

Where does the concept of Gilgulim (reincarnations) in Judaism come from?

What is the source of Gilgulim (reincarnations) in Judaism? Are there people who disagree with its existence? Who was the first to mention it? What I am asking essentially is what is the historical ...
7
votes
2answers
219 views

The Split Between Sefardim and Ashkenazim

How did this split happen historically and halachically before Shulchan Aruch, and why is not like having two Torahs? Where is the source for the split?
3
votes
3answers
323 views

Modern nations and Umos Haolam

Where can I find a discussion about the roots of modern nations, in the Umos Haolam mentioned in the Torah and Chazal?
6
votes
2answers
126 views

Shavuos as a Marriage

There is an idea (which I initially became familiar with in my misspent youth from tamei sources but subsequently have seen it mentioned in tahor one's) that Shavuos is, as it were, a marriage between ...
3
votes
1answer
154 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 ...
2
votes
2answers
118 views

Birchas hatorah from the Torah?

I've heard many times that saying birchas hatorah is most likely from the torah (as apposed to mi-dirabanan). How could we not know? If it's from the torah, then it's from the torah!
4
votes
3answers
2k views

Eating at a shiva house

What is the basis for some people's practice not to eat the food at a shiva house; is there a halachik basis for this, is it a minhag or perhaps just superstition?
7
votes
2answers
634 views

Walking around the house after shiva

I'd heard something about how some people, when getting up after the week of "sitting shiva" (mourning), take a walk around the outside of their house before going back to "normal" life. Has anyone ...