BT Ber 10a(49) :איבעי לך לעס{י}<ו>קי בפריה ורביה‏ : You are required to deal with (the commandment of) "being fruitful and multiplying"
See the entire entry for bˁy vb. to ask, to beg, to inquire

BT Ber 10a(49) :בהדיא כבשי דקודשא בריך הוא למה לך‏ : why do you have anything to do with the secrets of the Holy One Blessed be He?
See the entire entry for kəḇeš/kēbaš, kiḇšā n.m. path; footstool