Monday, February 18, 2019

halacha - Halachot learned from gematria


The Gemara in Nazir 5a learns that an unspecified nezirut is 30 days long from the pasuk "kadosh yihyeh"(Bamidbar 6,5) with יהיה- yihyeh having a gematria (Numerical value) of 30. Can anyone think of other places where halachot are learned from gematria? I'm looking for rishonim and earlier.




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