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

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1
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0answers
36 views

Torah out of order and the resurrection

I remember reading once that the Torah (Pentateuch) is not in the correct order and if someone knew the correct order he would have the ability to do techias hameisim (resurrection). The exact ...
3
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0answers
25 views

Origin of Reciting Psalms

What is the origin of reciting Tehillim as a form of prayer? More specifically, of reciting even passages of Tehillim which do not contain requests for the issue one is facing but rather of praise of ...
1
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1answer
36 views

Mekor for R' Haim on Tannaim vs Amoraim

I've heard there is a R' Chaim Soloveitchik saying that although there is no law stating Tannaim may not argue with Amoraim nevertheless it isn't customary for an Amora to contradict a Tanna. Does ...
2
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1answer
98 views

Teshuva where Rambam says he forgot a Gemara

I once heard that there was at least one case in which various Acharonim offered complex explanations to explain how the Rambam did not contradict certain Gemaras, and subsequently there were responsa ...
6
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0answers
63 views

Mental Telepathy

In Rabbi Immanuel Schochet's introduction to the fundamentals to proving religion. He mentions mental telepathy as a phenomenon that although uncommon does exist. ...
3
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1answer
78 views

Graphology - sources that permit or forbid it

I saw a orthodox Jewish newspaper that has a column on graphology. Are there any sources that discuss graphology, pro or con? Is it hocus pocus? Is it similar to palm reading?
1
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0answers
49 views

Source for an Aggadah about Moshe feeding a bird

I was reading a book called "Shylock" by Hermann Sinsheimer and he made reference to a story from "the Jewish Talmud." I don't know to what he is referring. I looked online quickly and found someone ...
3
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1answer
108 views

Source for story about Chazon Ish and mischief

I once heard a story along the lines of the following: A man brought his 7 or 8 year old son to meet the Chazon Ish. He wanted to show him what a masmid his son was. The Chazon Ish, after asking ...
13
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1answer
179 views

Did any classic rabbinic sources discuss static electricity?

Not much more to add here, I've just always wondered if static electricity was discussed in any Chazzal or Rishonim. Someone from those times must've gotten a good zap and I'm wondering what they had ...
2
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1answer
117 views

Is Julia Donaldson's “a squash and a squeeze” based on a Jewish source?

The children's book 'A Squash and a Squeeze' by Julia Donaldson is about a woman who feels that her house is not big enough. She meets a 'wise old man' (who looks uncannily like an old chassidish ...
2
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2answers
109 views

Are separate glasses required for milk and meat?

It seems to me that there are some interesting things which are done in virtually every kosher Jewish home that may have no basis in halachah. I think that having separate glasses for meat and dairy ...
2
votes
1answer
33 views

Seeing is believing: proof from Yitro?

I have heard a proof that hearing is nothing in compared to seeing, and the proof is from Yitro: that even though he had heard about all the great miracles that had occurred to the Jews and their ...
6
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2answers
91 views

What's the source that a Cheresh, Shoteh and Kattan are free from Mitzvos?

There are three categories of people who are free from doing Mitzvas: Cheresh - a deaf-mute Shoteh - a mentally incompetent person Kattan - a child. How do we know that they aren't liable for ...
2
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2answers
69 views

The earlier an idea in the Torah is presented, the more primary it is

I remember hearing or reading once that ideas/lessons taught early on in the Torah (she'biksav), say in Be'reishis, are more primary ideas than those that are presented later on. My question is, does ...
2
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1answer
59 views

Rambam on Sacrifices

I seem to recall hearing that the Rambam stated somewhere that animal sacrifices were not necessary from G-d's point of view, but that He decided to institute them because of what the Israelites were ...
5
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2answers
203 views

Science of the Rishonim on “celestial spheres”

In the writings of the Rishonim, it is not uncommon to see explanations of pesukim or of aggadic concepts using the "celestial spheres" model of the universe. The Rambam in particular uses the idea ...
3
votes
1answer
244 views

What is the source for not leaving onions overnight and why don't some care?

This question mentions that one mustn't eat onions and garlic that have been left overnight, because of danger: Eating onions or garlic left overnight - there are ways around this, and some are ...
4
votes
2answers
117 views

Palm-reading in Judaism

Are there Jewish sources which affirm the validity of the art of palm-reading? If yes, how does this work. i.e. what is the underlying idea behind it. (the reason I ask, is because I actually met ...
11
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4answers
285 views

Is there a source in the gemara for “Blei Gissen” (pouring lead)?

A recent article in the 5 Towns Jewish Times claims Blei gissen, the technique of pouring lead to nullify ayin ha’ra, the poisonous evil eye, has its source in the Gemara ... In his critique of ...
4
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2answers
232 views

Cairo Geniza Controversy

What are the arguments against using manuscripts from the Cairo Geniza? Are there any Seforim / articles that discuss this debate?
4
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2answers
487 views

What is the source of Shomer Negiah?

What is the mekor for the very well known restriction of physical contact between men and women? Is it a biblical or rabbinical prohibition?
3
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0answers
123 views

Let's play Name that Gadol - women wearing Tallis story

There is a story that I have heard with multiple names being used as the Rabbi in the story. It goes like this: A woman came to [insert name of Torah Sage here] and said that it would enhance her ...
3
votes
1answer
62 views

Nusach Ashkenaz in Israel and Abroad

Over the years, I've noticed a number of differences between Ashkenaz siddurim published in Israel and those published outside of Israel. These differences include (but are not limited to): Order of ...
3
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2answers
110 views

Rav Hirsch and Black Slavery

I once saw Rav Hirsch make a passing reference to black slavery in America in his Collected Writings, but no longer remember where. Does anyone know where this might be?
3
votes
1answer
75 views

Rav Hirsch and zachor

Rav Shimshon Raphael Hirsch says that the word zachor (in Exodus 20:7), meaning remember, is the statement telling us "to keep the Shabbos in our minds and hearts, and give verbal expression to its ...
4
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0answers
67 views

Different endings of Yishtabach

I have heard at least four nuschaos (liturgies) for the very end of Yishtabach between habocheir b'shirei zimrah (who chooses musical songs of praise) and chai/chei* haolamim (life/life-giver of the ...
7
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1answer
70 views

Legend About Rashi

In the book "Rashi and Maimonides" (pg 302), I found the following (paraphrasing): Another story has it that Rashi sat fasting for 613 days to purify himself for the task of commenting on the ...
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0answers
22 views

Rocks on Gravestones [duplicate]

Why do Jews put rocks on Gravestones, especially on great Gadol Hadors, like for instance Rabbi Feinstein, is there something in Halacha that explains why it is done?
2
votes
2answers
134 views

Zoroastrianism .v.s. Judaism [closed]

Does anybody think Zoroastrianism inflenuced Judaism, cause online people say Zoroastrianism was the first monotheistic religion http://avesta.org, and that Judaism copied it, also that Zoroastrianism ...
5
votes
0answers
79 views

'Agunoth and Mamzerim after the Holocaust

What have Posekim decided regarding families that were torn apart as a result of the Holocaust, particularly with respect to marriages where the husband was taken and never seen again (but not ...
28
votes
21answers
1k views

About what were rabbis ahead of the times?

I have heard claims that experts in the world of Torah were significantly ahead of their counterparts in the world of natural science (or mathematics, or psychology, or…) in that they knew X ...
10
votes
1answer
301 views

What is the source of the expression המבין יבין?

The Forward writer Philologos in his most recent column claimed that the earliest uses of the expression והמבין יבין are found in the Ra'avad and in the Radak. Based on the fact that both these ...
2
votes
1answer
61 views

What happened to Moshe's Mateh (stick)

I once heard that Moshe's stick was used as the middle pole that held the beams together in the Mishkan that miraculously bent twice (Rashi, Shabbos 98b). Does anyone know a source for this?
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1answer
45 views

Where in Avnei Nezer can I find this statement about Shabbos?

The Avnei Nezer writes that we the read the following posuk in the haftarah on Yom Kippur morning:.אם תשיב משבת רגלך. The superficial meaning of these words are, “If you restrain your foot because it ...
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votes
1answer
40 views

Zohar and Shabbos Yoma D’Nishmasa

The Zohar calls Shabbos Yoma D’Nishmasa, because it is the day of the soul, not the day of the body. Do anyone know where the source for this zohar is located?
6
votes
1answer
137 views

“Nahhat Ruahh l'Yotzro” source

At the end of מוסף לשבת in דרכי אבות השלם (p. 375), a quotation is written in the name of רבי יהודה: אמר רבי יהודה: אשרי מי שעמלו בתורה ועושה נחת רוח ליוצרו Can anyone help me find the exact ...
0
votes
2answers
149 views

baby crying at the time of mila is an עת רצון

Someone once told me that when the baby cries at the time of mila it's an עת רצון, a time of will. Does anyone know the source for this?
8
votes
2answers
134 views

The concept of the “Tzadik” in Chasidut

I've recently started to learn about Breslev Chasidut and was amazed by many great advices of Rabbi Nachman zt'l but I am very confused to read things about the so called Tzadik of the Generation e.g. ...
3
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1answer
91 views

Blessings on Birthdays

There is apparently a practice among contemporary Jews of giving out blessings on one's birthday. Is there any source for this in the Jewish tradition?
-3
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1answer
104 views

“There is no question in the world whose answer cannot be found in Torah”

Rabbi Yitzchak of Volozhin says, "There is no question in the world whose answer cannot be found in Torah." Does anyone know where the source for Rabbi Yitzchak of Volozhin's statement can be found?
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1answer
69 views

Everything is in the Torah

Someone mentioned that, "There is nothing on earth that is not hinted at in the Torah."* Does anyone know where is statement can be found?
0
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0answers
69 views

Maharal Diskin on Sefer Devarim

I heard someone mention that the Maharal Diskin say the following explanation on this posuk: וּבָאוּוּבָאוּ עָלֶיךָ כָּל־הַקְּלָלוֹת הָאֵלֶּה וּרְדָפוּךָ וְהִשִּׂיגוּךָ כָּל־הַקְּלָלוֹת הָאֵלֶּה וּרְדָפוּךָ ...
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1answer
49 views

Who Is Rabbi Eliezer Yosef ben Rabbi Yitzchak HaLevi Letterberg לטרברג?

Someone told me that's it's written on the tombstone of רבי אליעזר יוסף בן רבי יצחק הלוי לטרברג: "הרבץ תורה ברבים ולמד וחזיר בעל פה למעלה מארבעת אלפים פעם מסכת ביצה וראש השנה" Who is רבי אליעזר יוסף ...
4
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2answers
137 views

If one gives a food gift on Shabbos, does the one who receives it need to use it on Shabbos?

The Halacha is that one may give a food gift to another on Shabbos. (See Dose of Halacha for more details). If I give a bottle of wine, do they need to open it on Shabbos, or can they choose to keep ...
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1answer
50 views

Elazar ben durdayah and the Metaphors

The Gemara in Avodah Zarah (17a) says: “When Elazar ben durdayah was at the moment of the onset of cohabitation, [the harlot] blew with her mouth and said to Elazar, “Just as this current of air ...
6
votes
3answers
581 views

From where do we know that sexual intercourse with a non-jewish woman is forbidden?

From where do we know that a jewish man cannot have sexuel intercourse with a non-jewish woman? What say the Kabbala about this ? Is it related to dark forces, "qelipoth"?
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1answer
72 views

Rav Chaim Friedlander and Avos

In Avos (1:14) it says, If I don’t reprove myself and push myself to do mitzvos, who will do it for me? Who will admonish me and encourage me to do what is right? Someone mentioned that Rav Chaim ...
4
votes
1answer
54 views

Source for statement that we don't know how to rebuke today

I recall hearing that someone, perhaps R' Yisroel Salanter, said that today we do not know how to respectfully give rebuke, and therefore we are all in the category of onus regarding the mitzvah of ...
0
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1answer
38 views

The Alshich HaKodosh and temporal

I heard someone mention the following: The Alshich HaKodosh says, "How great is folly of those people that involve themselves in the physical, material and temporal. Because we have seen a generation ...
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0answers
39 views

Ramban and the generations

I heard someone mention the folowing: The Ramban in the writings on sefer koheles make an interesting diyuk. Koheles (1:4) tell us, “A generation goes and a generation comes.” The Ramban tell us that ...