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, ...
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 ...
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. ...
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 ...
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 ...
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 ...