New Revised Standard Version
But God said to Abraham, “Do not be distressed because of the boy and because of your slave woman; whatever Sarah says to you, do as she tells you, for it is through Isaac that offspring shall be named for you.

Contemporary English Version
But God said, "Abraham, don't worry about your slave woman and the boy. Just do what Sarah tells you. Isaac will inherit your family name,

New American Bible
But God said to Abraham: Do not be distressed about the boy or about your slave woman. Obey Sarah, no matter what she asks of you; for it is through Isaac that descendants will bear your name.

Douay-Rheims Bible
And God said to him: Let it not seem grievous to thee for the boy, and for thy bondwoman: in all that Sara hath said to thee, hearken to her voice: for in Isaac shall thy seed be called.

And God said to him: Let it not seem grievous to thee for the boy, and for thy bondwoman: in all that Sara hath said to thee, hearken to her voice: for in Isaac shall thy seed be called.

hearken.

1 Samuel 8:7,9 And the Lord said to Samuel: Hearken to the voice of the people in all that they say to thee. For they have not rejected thee, but me, that I should not reign over them. . . .

Isaiah 46:10 Remember the former age, for I am God, and there is no God beside, neither is there the like to me:

in Isaac.

Genesis 17:19,21 And God said to Abraham: Sara thy wife shall bear thee a son, and thou shalt call his name Isaac, and I will establish my covenant with him for a perpetual covenant, and with his seed after him. . . .

Romans 9:7,8 Neither are all they that are the seed of Abraham, children: but in Isaac shall thy seed be called. . . .

Hebrews 11:18 (To whom it was said: In Isaac shalt thy seed be called:)