Reference for Sotah 8:3

איבעית אימא נסיב ופירש הוה ואיבעית אימא מרביה שמיע ליה ואיבעית אימא (תהלים כה, יד) סוד ה' ליראיו

R. Isaac son of R. Joseph said in the name of R. Johanan: Each of the teachers defined the duration [of coition] from his own experience. But they included Ben Azzai who was unmarried! — If you wish I can say that he had married and separated [from his wife],<span class="x" onmousemove="('comment',' The passage in Yeb. 63b does not make it clear whether Ben Azzai was censured for remaining a bachelor or for having married and not begetting children. ');">²</span>

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