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

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4
votes
2answers
1k views

Converts to be treated as if they were born Jewish

There is a scripture in the Tanakh where G-d clearly says a convert to Judaism is to be treated,as if he were born a Jew. I've seen it but can't seem to find it. Perhaps one more knowledgeable then I ...
0
votes
1answer
32 views

Source for Chuppa Poem

What are the earliest sources for the מי בן שיח שושן חוחים poem commonly recited at chuppot?
0
votes
0answers
37 views

Source For Keeping Holy Books Out of Bathroom

What is the earliest source for keeping holy books out of the bathroom? כי הוה בעי למיעל לבית הכסא כי הוה נקיט ספרא דאגדתא הוה יהיב לן כי הוה נקיט תפילין לא הוה יהיב לן אמר הואיל ושרונהו רבנן ...
3
votes
1answer
41 views

Is Havdalah Mideoraita or Mideraban?

Is saying "אתה חננתנו"/הבדלה on מוצ''ש is it מן התורה or not? On one hand I remember hearing it is מן התורה as it part of "זכור" but on the other hand I've heard its only מדרבנן Please provide ...
0
votes
1answer
71 views

Kollel avreichim who are not learning (properly) are rodfim?

I was told that Rav Amnon Yitzchak quoted the Chazon Ish saying that men in kollel who are not learning properly (or something to that effect) are considered rodfim. Can anyone source this Chazon ...
1
vote
0answers
24 views

PreRishonic sources against the tekhelet half-string

What are the classical (pre-rishonic) sources explicitly or implicitly against the view of the Rambam that the tekheleth string is only half-dyed?
1
vote
0answers
45 views

The pre-Maimonidean half-tekheleth string

Are there any sources prior to the Rambam that suggest (even implicitly) that the tekheleth string is only half-dyed?
-2
votes
1answer
31 views

Disciplining one's mouth

Where do the words: כל רגע ורגע שאדם חוסם את פיו, זוכה לאור הגנוז שאין כל מלאך ובריה יכולים לשער, originate from?
0
votes
0answers
52 views

Giving money to a shul

Someone told me that giving money towards a shul in order to enhance and beautify the physical structure of the building is a mitzvah. Is there source for this?
5
votes
1answer
59 views

What's the source that worldwide acceptance of psak makes it binding forever?

The Rambam writes in the introduction to Mishna Torah נמצא רבינא ורב אשי וחבריהם, סוף גדולי חכמי ישראל המעתיקים תורה שבעל פה, ושגזרו גזירות והתקינו תקנות והנהיגו מנהגות ופשטו גזירותם ותקנותם ...
2
votes
0answers
25 views

Source for Striking Self during Viduy

What is the source for striking one's chest while reciting Vidduy?
5
votes
1answer
73 views

Beer at a Shalom Zachor

There is a common custom I have observed to serve beer at a Shalom Zachor. This is also mentioned here with some speculation about the source. What is the source for this practice?
4
votes
3answers
121 views

Is Rambam's opinion about Nidda and Zava cycle rejected?

There's a famous minority opinion of Rambam that, Biblically, the nidda and zava cycle is continuous--7-11-7-11-7 days ad infinitum, and that most Rishonim argue on him and hold the cycle is 7-11 days ...
0
votes
1answer
25 views

Where is this Radvaz?

Simcha LeIsh quotes the Radvaz siman 21 saying ואם באמת חש לסכנה הי צריך לחוש למה שכתב בשערי רחמים (דף יא) שלנתק קשר תנאים הוא סכנה גדולה, וטוב יותר לנתק קשר נישואין ע״י גט מלנתק קשר תנאים. ...
3
votes
2answers
50 views

What is the source of the expression מנהג ישראל תורה?

The earliest source I found is the Ramban who says in Pesachim 7b: ועוד נ"ל שסדר ברכות הללו של שחרית ברכות שבח הן על נוהג העולם ואפי' לא שמע שכוי מברך עליו וכן בכולן, וכן נהגו ומנהג ישראל תורה ...
1
vote
4answers
118 views

Did the Torah Sages discuss evolution

Are there examples in chazal of the sages discussing the phenomena of micro-evolution (or macro), i.e. adaptive changes in creatures.
2
votes
2answers
111 views

What's the source that יונתן בן עוזיאל passed away 26 sivan?

The tomb of ben Uzziel is located in Amuka, Galilee near Safed, Israel. It is customary to visit ben Uzziel's tomb on Rosh Chodesh, the first day of the lunar month, and on 26 Sivan (the day on ...
6
votes
4answers
101 views

History of Shabbat: how (or) did they count to align with 7th day of creation?

The Torah (Exodus 20:8-11) commands: ח: זָכוֹר אֶת יוֹם הַשַּׁבָּת לְקַדְּשׁוֹ: ט: שֵׁשֶׁת יָמִים תַּעֲבֹד וְעָשִׂיתָ כָּל מְלַאכְתֶּךָ: י: וְיוֹם הַשְּׁבִיעִי שַׁבָּת לַה' אֱלֹקיךָ לֹא תַעֲשֶׂה ...
5
votes
1answer
78 views

Source for Kissing Dropped Sefer

Is there any source for the common practice of kissing a dropped sefer?
0
votes
1answer
40 views

Maharal on Avodas Hashem

The Maharal (in Gur Aryeh in the beginning of Bereishis) says, "Our avodas Hashem through Torah and Tefillah that's how we bring forth the kavod Hashem." That's the purpose of creation is to increase ...
-1
votes
0answers
31 views

The Vilna Gaon on Shir HaShirim

The Vilna Gaon (on Shir HaShirim) “We know the beis hamikdosh is called sukkah. Why is the beis hamikdosh called a sukkah? Because the beis hamikdosh was the shomeir on klal Yisrael. The beis ...
0
votes
0answers
14 views

Authorship of Summarized Sefer Hamitzvos

Are there any sources that claim that Rambam didnt author the summarized sefer hamitzvos (מנין מצות הקצר)?
-4
votes
0answers
39 views

Cancer and talking during davening

I read somewhere that Rav Wosner zt”l said the following: “The spreading of diseases is because people don’t treat the shul with respect and talk during davening. Tefillos are not accepted if someone ...
9
votes
1answer
259 views

What is the origin of the claim that they played games to hide Torah learning prior to Chanuka

This question makes a very commonly heard claim: "Before the miracle of Hanukkah, when those who controlled the land severely restricted Torah study, Jewish children would gather to study Torah in ...
-4
votes
1answer
62 views

The blessing for not talking in shul

I read in תוכחת חיים that , "One who is careful not to speak in shul during davening will he blessed to see children, long life, great success, and will NOT suffer the pains of Gehinnom. He will never ...
1
vote
1answer
60 views

Talking in shul and churban Europe

HaRav Yitzchok Sorotzkin said the following story: The debitzener himself was present by the Second World War - r"l the holocaust: “He was standing on the last transport going to Auschwitz. All of ...
0
votes
1answer
47 views

Wrapping tefillin to create letters

When we wrap, there seems to be a prevalent custom to incorporate the shapes Dalet, Yod and Shin in the strap on the hand/arm (depending on one's custom (discussed in Sefer Ta'amei Haminhagim page 13 ...
-1
votes
0answers
20 views

Learning before davening makes yuor tefillah go up to shamayim

I was reading the following in Halachically Speaking Volume 1: The Bnei Yissocher (Quoted in the Divrei Torah 1:81) says, "Learning before davening makes yuor tefillah go up to shamayim. Was he ...
2
votes
0answers
52 views

When did the custom of using 2 people for hagbah and gelilah begin?

Megillah 32a says: עשרה שקראו בתורה הגולל ספר תורה קיבל שכר כולן If ten have read from the Torah (meaning that at least ten verses have been read; not that there was a minyan of at least 10 ...
2
votes
0answers
29 views

Length of time for waiting for hard cheese proportionate to the length of time it was aged

In a Halachic pamphlet I saw before Shavuos this year, it mentioned an opinion that one must wait after eating hard cheese one hour for every month it is aged (so if it was aged three months, three ...
0
votes
0answers
24 views

Errors in Bais hamikdosh administration

am interested in locating as many clear places in Mishnayas and gemorro that refers to administrative problems in the bais hamikdash and how handled Eg yoma and error in determining time for the ...
1
vote
1answer
43 views

Memorization of the Talmud by Tosafists

I have heard a story (referenced here for example) about R. Isaac of Dampierre making sure that each tractate of the talmud be memorized by one of his students. What are the earliest sources for this ...
-2
votes
4answers
75 views

Torah atones for all sins

I once read a quote that said, "Learning Torah atones for all sins." Does anyone know where this Menachos, Kesubos or Eruvin?
4
votes
3answers
105 views

Sources about the Kosher status of Royal Jelly

Royal Jelly ("a glandular secretion and its color is a whitish yellow. Its consistency is creamier and less viscous than honey. Its taste is bitter, although not offensively so.") according to this OU ...
1
vote
2answers
378 views

The level of the man is determined by his wife Talmud

I remember learning something like the following in Gemara shiur. That if the man is not good and his wife is good, he will be good And that if the man is good and his wife is not good, he ...
1
vote
2answers
79 views

Does the Torah predict anti-semitism?

Are there verses in the torah (preferably 5 books of Moses) which predict the phenomena of anti-semitism, ie the irrational hatred of jews throughout history.
3
votes
2answers
122 views

Earliest source for the words Daas Torah

In this question Bruce James ponders "How can I know a Rav has Daas Torah". I am wondering what is the earliest source that gave this concept its name?
5
votes
3answers
113 views

What does Judaism say about meditation?

According to recent scientific studies, it has been found that regular meditation has various benefits such as better focus, reduced levels of stress, etc. Knowing that the roots of meditation comes ...
2
votes
1answer
58 views

Multiple brochos for one food type?

It has come to my attention (from a local Rabbi) that one is required to say a brocho on each and every bit of food he/she eats, unless he/she was thinking about that particular food at the time of ...
0
votes
0answers
36 views

Where is the Medrash about natural disasters showing Hashem is boss?

I recall coming across a Medrash that said, in passing, every couple of years Hashem brings about a disaster to show that he controls the world (or perhaps that we don't). This idea, I've seen in אור ...
1
vote
1answer
116 views

The Chofeitz Chayim on World War Three

I read the following: בְּשֵׁם הֶ'חָפֵץ חַיִּים' כָּךְ בִּשְׁנַת תשע"ה 75 שָׁנָה אַחֲרֵי פְּרוֹץ הַשְּׁנִיָּה צְפוּיָה לִפְרֹץ הַמִּלְחָמָה הַשְּׁלִישִׁית שָׁמַעְתִּי מֵהגה"צ ר' צְבִי מֵאִיר ...
0
votes
5answers
103 views

Rabbi Nosson Finkel and angels

I read in Something To Say on page 31, the following: Rabbi Nosson Finkel of Slobodkah once chided a student for being chronically late to the morning prayers "Rebbi," the student defended himself, ...
0
votes
1answer
29 views

Ki Ein by Yonatan Shlagbaum

I was listening to song called Ki Ein by Yonatan Shlagbaum. Here are the words to his song: He כי אין הקב"ה אוהב אלא למי שאוהב את ישראל וכל מה שאדם מגדיל אהבתו לישראל, גם הקב"ה מגדיל עליו Where does ...
1
vote
2answers
20 views

Source for Maaser Money

Several questions on this site Ask about 'maaser money', giving a tithe of one's income to charity. What is the source for this practice?
0
votes
0answers
35 views

Was there grass or flowers on Har Sinai?

Did Hashem make grass grow on Har Sinai or was it flowers?
4
votes
1answer
215 views

Midrash About God Repeating Words of Torah

I am drawing a blank as to the source of this midrash, that when a person learns Torah, at the same time God is learning that same section, or that He repeats what the person said? (Hopefully I am ...
1
vote
2answers
67 views

Help with finding a Pirkei Avot Citation

Hebrew Wikipedia writes, commenting on the well known quote "אבות אכלו בוסר, ושיני בנים תקהינה:" אבות אכלו בוסר ושיני בנים תקהינה הינה סוגיה דתית-פילוסופית מרכזית ביהדות ובדתות אחרות. פסוק ...
0
votes
1answer
65 views

Ein Halakha K'niflag

This article cites a principle in the name of R. Saadya Gaon and Rambam that אין הלכה כנפלג. He cites כתבים לגר"י קאפח, ח"ב עמ' 557. Where can this be found in the writings of the Geonim or Rambam? ...
7
votes
1answer
227 views

Why does one have to put on Tefillin every day?

Technically, one should wear Tefillin all day. We don't, since we can't keep ourselves clean the whole day. But we still put it on once a day during Shacharis, since we can presumably keep ourselves ...
1
vote
1answer
65 views

Who wrote the Toldos Aharon on Chumash?

Most Chumashim contain a commentary, called Toldos Aharon, which cites which gemara cites each verse (kind of like a reverse Torah Ohr). Who wrote it?