Hebrews 11:18

Revised Standard Version (RSV-CI)

of whom it was said, “Through Isaac shall your descendants be named.”

Cross References

Genesis 17:19

God said, “No, but Sarah your wife shall bear you a son, and you shall call his name Isaac. I will establish my covenant with him as an everlasing covenant for his descendants after him.

Genesis 21:12

But God said to Abraham, “Be not displeased because of the lad and because of your slave woman; whatever Sarah says to you, do as she tells you, for through Isaac shall your descendants be named.

Romans 9:7

and not all are children of Abraham because they are his descendants; but “Through Isaac shall your descendants be named.”

Hebrews 1:1

In many and various ways God spoke of old to our fathers by the prophets;