¹⁷ Abraham fell facedown;^(A) he laughed^(B) and said to himself, “Will a son be born to a man a hundred years old?^(C) Will Sarah bear a child at the age of ninety?”^{(D) 18} And Abraham said to God, “If only Ishmael^(E) might live under your blessing!”^(F)

¹⁹ Then God said, “Yes, but your wife Sarah will bear you a son,^(G) and you will call him Isaac.^[a](H) I will establish my covenant with him^(I) as an everlasting covenant^(J) for his descendants after him.

² Sarah became pregnant and bore a son^(A) to Abraham in his old age,^(B) at the very time God had promised him.^(C)