Hebrews 11:18

even he to whom it was said, In Isaac shall thy seed be called:

Genesis 21:12

And God said unto Abraham, Let it not be grievous in thy sight because of the lad, and because of thy handmaid. In all that Sarah saith unto thee, hearken unto her voice. For in Isaac shall thy seed be called.

Romans 9:7

neither, because they are Abraham's seed, are they all children: but, In Isaac shall thy seed be called.

Genesis 17:19

And God said, Nay, but Sarah thy wife shall bear thee a son; and thou shalt call his name Isaac: and I will establish my covenant with him for an everlasting covenant for his seed after him.

Treasury of Scripture Knowledge

Summary

Of whom it was said, That in Isaac shall thy seed be called:

General references

Bible References

General references

Genesis 21:3
And Abraham called the name of his son that was born unto him, whom Sarah bare to him, Isaac.
Genesis 22:3
And Abraham rose early in the morning, and saddled his ass, and took two of his young men with him, and Isaac his son. And he clave the wood for the burnt-offering, and rose up, and went unto the place of which God had told him.

American Standard Version Public Domain