and God saith, ‘Sarah thy wife is certainly bearing a son to thee, and thou hast called his name Isaac, and I have established My covenant with him, for a covenant age-during, to his seed after him.
and God saith unto Abraham, ‘Let it not be wrong in thine eyes because of the youth, and because of thy handmaid: all that Sarah saith unto thee — hearken to her voice, for in Isaac is a seed called to thee.
And He saith, ‘Take, I pray thee, thy son, thine only one, whom thou hast loved, even Isaac, and go for thyself unto the land of Moriah, and cause him to ascend there for a burnt-offering on one of the mountains of which I speak unto thee.’
‘And He gave to him a covenant of circumcision, and so he begat Isaac, and did circumcise him on the eighth day, and Isaac [begat] Jacob, and Jacob — the twelve patriarchs;
and I take your father Abraham from beyond the River, and cause him to go through all the land of Canaan, and multiply his seed, and give to him Isaac.