But he who was of the bondwoman was born according to the flesh, and he of the freewoman through promise,
Galatians 4:23
Surrounding context
4:22 For it is written that Abraham had two sons: the one by a bondwoman, the other by a freewoman.
4:23 But he who was of the bondwoman was born according to the flesh, and he of the freewoman through promise,
4:24 which things are symbolic. For these are the two covenants: the one from Mount Sinai which gives birth to bondage, which is Hagar--