And God said, Your wife Sarah truly shall bear you a son, and you shall call his name Isaac. And I have established My covenant with him for a perpetual covenant with his Seed after him.
And He said, Returning I will return to you at the time of life; and, Behold! A son shall be to your wife Sarah. And Sarah was listening at the entrance to the tent, and it was behind Him.
And He gave to him a covenant of circumcision; and so he fathered Isaac and circumcised him on the eighth day. And Isaac fathered Jacob, and Jacob the twelve patriarchs.
Also by faith Sarah herself received power for laying down of seed even beyond the time of age, and gave birth; since she deemed the One having promised to be faithful.
And I took your father Abraham from Beyond the River, and caused him to go through all the land of Canaan, and multiplied his seed, and gave Isaac to him.