² Sarah conceived and bore Abraham a son in his old age, at the time of which God had spoken to him.^(A)

¹¹ By faith, with Sarah’s involvement, he received power of procreation, even though he was too old, because he considered^[a] him faithful who had promised.^(A)

²² For it is written that Abraham had two sons, one by an enslaved woman and the other by a free woman.^(A)

²¹ But my covenant I will establish with Isaac, whom Sarah shall bear to you at this season next year.”

⁸ Then he gave him the covenant of circumcision. And so Abraham^[a] became the father of Isaac and circumcised him on the eighth day, and Isaac did likewise to Jacob and Jacob to the twelve patriarchs.^(A)

¹⁴ Is anything too wonderful for the Lord? At the set time I will return to you, in due season, and Sarah shall have a son.”^(A)

¹⁰ Then one said, “I will surely return to you in due season, and your wife Sarah shall have a son.” And Sarah was listening at the tent entrance behind him.^(A)

¹⁹ God said, “No, but your wife Sarah shall bear you a son, and you shall name him Isaac.^[a] I will establish my covenant with him as an everlasting covenant for his offspring after him.^(A)

⁹ For the word of the promise is this: “About this time I will return, and Sarah shall have a son.”^(A)

³⁶ And now, your relative Elizabeth in her old age has also conceived a son, and this is the sixth month for her who was said to be barren.