¹⁵ Then God said to Abraham, “As for Sarai your wife, you shall not call her name Sarai, but ^[a]Sarah shall be her name. ¹⁶ And I will bless her ^(A)and also give you a son by her; then I will bless her, and she shall be a mother ^(B)of nations; ^(C)kings of peoples shall be from her.”

¹⁷ Then Abraham fell on his face ^(D)and laughed, and said in his heart, “Shall a child be born to a man who is one hundred years old? And shall Sarah, who is ninety years old, bear a child?” ¹⁸ And Abraham ^(E)said to God, “Oh, that Ishmael might live before You!”

Isaac Is Born^(A)

21 And the Lord ^(B)visited Sarah as He had said, and the Lord did for Sarah ^(C)as He had spoken. ² For Sarah ^(D)conceived and bore Abraham a son in his old age, ^(E)at the set time of which God had spoken to him. ³ And Abraham called the name of his son who was born to him—whom Sarah bore to him—^(F)Isaac.^{[a] 4} Then Abraham ^(G)circumcised his son Isaac when he was eight days old, ^(H)as God had commanded him. ⁵ Now ^(I)Abraham was one hundred years old when his son Isaac was born to him. ⁶ And Sarah said, ^(J)“God has ^[b]made me laugh, and all who hear ^(K)will laugh with me.” ⁷ She also said, “Who would have said to Abraham that Sarah would nurse children? ^(L)For I have borne him a son in his old age.”