Genesis 21:12

And God said to Abraham, Let it not be grievous in your sight because of the boy and because of your slave woman. In all that Sarah has said to you, listen to her voice. For in Isaac your Seed shall be called.

Hebrews 11:18

of whom it was said that in Isaac your Seed shall be called,

Genesis 17:19

And God said, Sarah your wife shall bear you a son indeed. And you shall call his name Isaac. And I will establish My covenant with him for an everlasting covenant, and with his seed after him.

Genesis 17:21

But I will establish My covenant with Isaac, whom Sarah shall bear to you at this set time in the next year.

1 Samuel 8:7

And Jehovah said to Samuel, Listen to the voice of the people in all that they say to you. For they have not rejected you, but they have rejected Me, that I should not reign over them.

1 Samuel 8:9

And now listen to their voice. Only, you shall surely protest solemnly to them, and show them the kind of king who shall reign over them.

Isaiah 46:10

declaring the end from the beginning, and from the past things which were not done, saying, My purpose shall stand, and I will do all My pleasure;

Romans 9:7-8

nor because they are the seed of Abraham are they all children. But, "In Isaac shall your Seed be called."

Treasury of Scripture Knowledge

Summary

And God said unto Abraham, Let it not be grievous in thy sight because of the lad, and because of thy bondwoman; in all that Sarah hath said unto thee, hearken unto her voice; for in Isaac shall thy seed be called.

General references

Bible References

Hearken

1 Samuel 8:7
And Jehovah said to Samuel, Listen to the voice of the people in all that they say to you. For they have not rejected you, but they have rejected Me, that I should not reign over them.
Isaiah 46:10
declaring the end from the beginning, and from the past things which were not done, saying, My purpose shall stand, and I will do all My pleasure;

In isaac

Genesis 17:19
And God said, Sarah your wife shall bear you a son indeed. And you shall call his name Isaac. And I will establish My covenant with him for an everlasting covenant, and with his seed after him.
Romans 9:7
nor because they are the seed of Abraham are they all children. But, "In Isaac shall your Seed be called."
Hebrews 11:18
of whom it was said that in Isaac your Seed shall be called,

General references

Genesis 21:3
And Abraham called the name of his son that was born to him (whom Sarah bore to him) Isaac.
Genesis 25:5
And Abraham gave all that he had to Isaac.