questions about numbers

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1
vote
3answers
150 views

why do the festivals of sukkot and pesach last seven days

What is the reason for the festivals of sukkot and pesach lasting seven days. Is there a significance/reason to the number seven here?
1
vote
1answer
166 views

Giving a slave multiple wives

The posuk says I can provide my Jewish servant with a slavewoman to make me children-slaves. Can I give him multiple wives?
4
votes
1answer
156 views

Will the mesiah build the 3rd temple?

Some sites claim that the messiah will build the 3rd temple. Another says that the next temple, will, obviously be the 3rd. However, Ezekiel simply envision an eternal temple. He never said it'll be ...
4
votes
6answers
201 views

Ehad Mi Yodea on the mishnayos

I have an idea to compile a song for the Passover Seder. It is based on the famous "Ehad Mi Yodea", but the answers to the question should be mishnayos mentioning the number. The intention is to make ...
3
votes
2answers
121 views

amount of wood needed for the mizbeach (altar)

The Talmud (Yoma 39a) says that during the 40 years shimon hatzadik was high priest only two logs were added to the altar in the temple every day. Is this to be taken literally? Also, what was the ...
1
vote
1answer
71 views

Why do we abbreviate the Jewish year to the hundreds column?

The current Jewish year is 5774 however it is popularly abbreviated as 774 - תשע״ד. I would like to know why this abbreviation was adopted. I realize that to write out the number 5,000 would require ...
1
vote
5answers
85 views

Chamisha Ve'arba'im - mi yodeya?

Who knows forty-five? Please cite/link your sources, if possible. At some point in the next few days, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
2
votes
1answer
124 views

420 Noachide Commandments?

I know there are seven specific commandments to noachides but recently I was talking to a Rabbi who told me actually noachides have 420 commandments and the Jewish nation has 613. Can anyone point me ...
3
votes
6answers
98 views

Shelosha Ve'arba'im - mi yodeya?

Who knows forty-three? Please cite/link your sources, if possible. At some point in the next few days, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
2
votes
8answers
166 views

Echad Ve'arba'im - mi yodeya?

Who knows forty-one? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
3
votes
15answers
212 views

Arba'im - mi yodeya?

Who knows forty? Please cite/link your sources, if possible. At some point after Shabbat, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
2
votes
7answers
71 views

Tish'a Ushloshim - mi yodeya?

Who knows thirty-nine? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
5
votes
1answer
137 views

Were the there only 55 שמיטה years between the Exodus and the First Temple?

The sefer Sifsei Cohen (not to be confused with the commentary on the Shulchan Aruch) on VaYetzeh, Beraishis 28:13 writes the following: ואמר הארץ אשר אתה שוכב עליה לך אתננה...עוד אתננה אתן נה פי׳ ...
5
votes
1answer
340 views

Parshas Tzav - 96 Pesukim?

At the end of each Parsha many Chumashim have the number of Pesukim that are in that Parsha. By Parshas Tzav they all say 96 which is the Gematria of Tzav צו. However if counted there are 97 Pesukim. ...
3
votes
7answers
63 views

Shiv'a Ushloshim - mi yodeya?

Who knows thirty-seven? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
4
votes
0answers
196 views

Women having more than one set of earrings?

I've heard women can only have one earring (on each ear). Where is the source for this? I know some women who have earrings going up their ear, which is not that tznius, but is it against halacha?
7
votes
2answers
101 views

How large is a typical contemporary hagada commentary?

In a contemporary published hagada with commentary, how many total words does the commentary typically comprise? (For comparison, "Hagada - Mi Yodeya?", in its current form, weighs in at about 14,000 ...
3
votes
4answers
64 views

Shnayim Vachamishim Umatayim - mi yodeya?

Who knows two hundred fifty-two? Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will: Upvote all interesting and relevant answers. Accept the what ...
4
votes
5answers
89 views

Shelosha Ushloshim - mi yodeya?

Who knows thirty-three? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
1
vote
13answers
103 views

Shnayim Ushloshim - mi yodeya?

Who knows thirty-two? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
3
votes
5answers
94 views

Echad Ushloshim - mi yodeya?

Who knows thirty-one? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
4
votes
9answers
235 views

Sheloshim - mi yodeya?

Who knows thirty? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
2
votes
1answer
192 views

Washing before Davening - 1 or 3 times?

One must wash before each tefilah (S"A 92:4, 233:2). Do you need to wash 3 times before davening, or is 1 time sufficient?
0
votes
1answer
247 views

Taking 3 sips before gulping a drink?

Whats the source for taking 3 separate sips before gulping a drink down?
2
votes
1answer
79 views

Shelosha Ve'esrim Ushlosh Meyot - mi yodeya?

Who knows three hundred twenty-three? ?שלשה ועשרים ושלוש מאות - מי יודע In the spirit of the song "Echad - mi yodeya", please post interesting and significant Jewish facts about the number 323. ...
4
votes
10answers
173 views

Shnayim Ve'esrim - mi yodeya?

Who knows twenty-two? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
5
votes
8answers
107 views

Shemona Ve'esrim - mi yodeya?

Who knows twenty-eight? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
1
vote
1answer
114 views

How many pesukim appear multiple times in Tanach

How many pesukim appear multiple times in Tanach? I'm referring to pesukim which are exactly the same in multiple (at least two) places; for example, הודו לה׳ כי טוב כי לעולם חסדו. The cantillation (...
3
votes
10answers
185 views

Shishim - mi yodeya?

Who knows sixty? Please cite/link your sources, if possible. At some point in the next few days, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
5
votes
0answers
137 views

How many approaches to Torah are there?

Our sages tell us that there are שבעים פנים לתורה (Bamidbar Rabbah). Does this mean that every word, or verse, or some unit, has 70 interpretations, and there are theoretically billions of ...
4
votes
10answers
132 views

Shisha Ve'esrim - mi yodeya?

Who knows twenty-six? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
5
votes
8answers
104 views

Chamisha Ve'esrim - mi yodeya?

Who knows twenty-five? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
5
votes
15answers
137 views

Arba'a Ve'esrim - mi yodeya?

Who knows twenty-four? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
3
votes
6answers
158 views

Shelosha Ve'esrim - mi yodeya?

Who knows twenty-three? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
4
votes
9answers
112 views

Esrim - mi yodeya?

Who knows twenty? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
3
votes
10answers
141 views

Shemona Asar - mi yodeya?

Who knows eighteen? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
4
votes
10answers
112 views

Shiv'a Asar - mi yodeya?

Who knows seventeen? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
3
votes
1answer
116 views

Did Moshe know beforehand that there would be 10 plagues?

I was wondering whether, before the first time Moshe went to Pharaoh, he knew that there would be 10 plagues, and what they would be.
3
votes
7answers
179 views

Arba'a Asar - mi yodeya?

Who knows fourteen? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
3
votes
2answers
103 views

Shnayim Ve'esrim Ushlosh Meyot - mi yodeya?

Who knows three hundred twenty-two? ?שנים ועשרים ושלוש מאות - מי יודע In the spirit of the song "Echad - mi yodeya", please post interesting and significant Jewish facts about the number 322. ...
3
votes
13answers
317 views

Shnayim - mi yodeya?

Who knows two? Please cite/link your sources, if possible. In about a day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
3
votes
15answers
78 views

Matayim - mi yodeya?

Who knows two hundred? Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will: Upvote all interesting answers. Accept the best answer. Go on to the ...
4
votes
10answers
133 views

Tish'a - mi yodeya?

Who knows nine? Please cite/link your sources, if possible. In about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
5
votes
8answers
120 views

Shneim Asar - mi yodeya?

Who knows twelve? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
2
votes
7answers
120 views

Achad asar - mi yodeya?

Who knows eleven? Please cite/link your sources, if possible. At some point after Pesach, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
8
votes
12answers
178 views

Chamisha - mi yodeya?

Who knows five? Please cite/link your sources, if possible. In about a day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
9
votes
20answers
442 views

Shelosha - mi yodeya?

Who knows three? Please cite/link your sources, if possible. In about a day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
3
votes
5answers
40 views

Shemona Veshiv'im - mi yodeya?

Who knows seventy-eight? Please cite/link your sources, if possible. At some point in the next few days, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
2
votes
3answers
65 views

Shisha Ve'arba'im Umeya - mi yodeya?

Who knows one hundred forty-six? Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will: Upvote all interesting answers. Accept the best answer. Go on ...
1
vote
2answers
39 views

Shisha Ve'esrim Umatayim - mi yodeya?

Who knows two hundred twenty-six? Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will: Upvote all interesting answers. Accept the best answer. Go ...