And God will say. Truly, Sarah thy wife, shall bring forth to thee a son, and shall call his name Isaak: and I set up my covenant with him for a lasting covenant, and to his seed after him.
And he will say, Returning, I will return to thee according to the time of life; and behold, a son to Sarah thy wife. And Sarah heard at the door of the tent, and she behind him.
And he gave him the covenant of circumcision: and so he begat Isaac, and circumcised him the eighth day; and Isaac Jacob; and Jacob the twelve patriarchs.
By faith Sara also herself received power for the laying down of seed, and brought forth during the time of age, for she deemed him faithful having promised.
And I will take your father Abraham from beyond the river, and I will lead him into all the land of Canaan, and I will multiply his seed and I will give to him Isaak.