And he said, When you serve as a midwife to the Hebrew women, and see them upon the stools; if it be a son, then you shall kill him: but if it be a daughter, then she shall live.
All Commentaries on Exodus 1:16 Go To Exodus 1
Ambrose of Milan
AD 397
Indeed, in regard to other Hebrew women you find it written that the Hebrew women give birth before the midwives arrive. This is so because the souls of the just do not wait upon branches of learning arranged according to kinds of knowledge, nor do they require assistance in parturition, but they bring forth their offspring spontaneously and anticipate the expected time.