Mi Yodeya is a question and answer site for those who base their lives on Jewish law and tradition and anyone interested in learning more. Join them; it only takes a minute:

Sign up
Here's how it works:
  1. Anybody can ask a question
  2. Anybody can answer
  3. The best answers are voted up and rise to the top

Who knows fifteen?

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.

share|improve this question

13 Answers 13

up vote 6 down vote accepted

Fifteen are the extra years added to King Chizkiyahu's lifetime, after his sincere prayer and resolution to fulfill Hashem's command to marry and bear children (II Kings 20:6 and Isaiah 38:5; Talmud, Berachos 10a).

share|improve this answer
How would you sing that? – Joshua Pearl Jun 5 '15 at 16:03

Fifteen are the women who exempt their co-wives. (Mishna Yevamot 1:1)

(from Yibum and Chalitza)

share|improve this answer
You could sing this one to the rhythm. – Shalom Apr 14 '10 at 13:28

Fifteen was the depth (in cubits) of the Flood waters above the mountaintops (Gen. 7:20) - or according to R' Yehudah (Bereishis Rabbah 32:17), all over the world.

share|improve this answer

Fifteen are the Shirei HaMa'alos.

share|improve this answer

Fifteen years old to start learning Talmud. (Avot 5:24)

share|improve this answer

Fifteen is the date of holidays in five of the twelve months.

Or, according to some, six.

And sometimes seven of thirteen.

share|improve this answer

Fifteen are the steps from the azarah to the ezras Kohanim.

share|improve this answer

There are 15 Simanim at the Seder. Kadesh, Urchatz........

share|improve this answer

Fifteen are the unintelligent people it takes to make a minyan:

Hosheea es amecha uvarech es nachalesecha urem urem urem urem venasem urem venasem ad olam

(Yes, this is a joke.)

share|improve this answer
Shalom, good one but the last word is Olam, not haolam ... as it is popularly sung incorrectly in the tune you are referring to! – Yahu Apr 14 '10 at 19:46
Yahu, People who think the word "urem" is repeated many times in the Pasuk are kal vachomer likely to make that mistake as well. – Isaac Moses Jan 18 '11 at 20:08

15 are the days S'faradim are not sad during the Omer.

share|improve this answer
related judaism.stackexchange.com/a/27796/759 – Double AA May 10 '13 at 2:58

With Fifteen (the gematria of the name Yud-Heh) He formed the worlds.

share|improve this answer

Chamisha Asar B'Omer always comes out on Rosh Chodesh

share|improve this answer
...as does Shisha Asar. – Alex Jan 18 '11 at 19:09
Put it in as an answer at Shisha Asar. – Gershon Gold Jan 18 '11 at 19:38
@Alex, not once we have kidush hachodesh, bb"a. – msh210 Jul 10 '12 at 19:40
@msh ... al pi eidim ... – Double AA Jan 30 '14 at 0:58

15 is the day of the month of Iyar that the Manna began to fall for the Jews in the desert.

share|improve this answer

Your Answer


By posting your answer, you agree to the privacy policy and terms of service.

Not the answer you're looking for? Browse other questions tagged or ask your own question.