5
votes
1answer
180 views

Rav Yonason Eibeschitz's puzzle

There is a story that the Jews were oppressed and there were harsh decrees and Rav Yonason Eibschitz was challenged by the governor to write "am yisroel chai l'olmei ad" for every Jew who lived in his ...
6
votes
3answers
199 views

Why is Shmoneh Esreh referred to as 18 blessings when there are actually 19?

Originally Shmoneh Esreh only had 18 blessings, thus the name "Shemoneh Esreh." However, subsequently a 19th blessing was added of Velamalshinim regarding the heretics. If there are 19 blessings now, ...
7
votes
1answer
469 views

The blessing for 600,000 Jews

The Gemara (Berakhot 58b) mentions that upon seeing 600,000 Jews one says the blessing "Baruch...Chacham HaRazim" (Who knows all secrets), and this is halacha (Sh.A. O.C. 224:5). Does any know of any ...
19
votes
2answers
240 views

Why the custom to switch around negative-sounding numbers, such as שד?

Often in sefarim we find that if the number of the siman spells out something negative, such as siman 304 which has a letter value of שד, we switch it around so it no longer reads as a "bad" word. ...
1
vote
1answer
106 views

Did 1 million Ethiopians really attack Israel?

2 Chronicles 14:8 And there came out against them Zerah the Ethiopian with an host of a thousand thousand, and three hundred chariots; and came unto Mareshah. How could the Ethiopians have an army ...
2
votes
5answers
1k views

A natural explanation for the significance of the numbers 7 and 40

In the Jewish religious texts the numbers 7 and 40 seem to appear quite often and carry special significance. Some examples among many: God's creation lasts 7 days The Great Flood was from rain ...
10
votes
2answers
270 views

What rabbinic/Judaic scholar has the lowest Erdős number?

From Wikipedia: The Erdős number describes the "collaborative distance" between a person and mathematician Paul Erdős, as measured by authorship of mathematical papers. ... Due to the very high ...