Romans 9:7

neither, because they are the seed of Abraham, are all sons, but, In Isaac shall thy seed be called.

Genesis 21:12

Then 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 has said unto thee, hearken unto her voice; for in Isaac shall thy seed be called.

Hebrews 11:18

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

Luke 3:8

Bring forth therefore fruits worthy of repentance and begin not to say within yourselves, We have Abraham for our father; for I say unto you, That God is able of these stones to raise up children unto Abraham.

Luke 16:24-25

And he cried and said, Father Abraham, have mercy on me and send Lazarus that he may dip the tip of his finger in water and cool my tongue; for I am tormented in this flame.

Luke 16:30

And he said, No, father Abraham; but if one went unto them from the dead, they will repent.

John 8:33

They answered him, We are Abraham's seed, and we have never served anyone; how sayest thou, Ye shall be set free?

John 8:37-39

I know that ye are Abraham's seed, but ye seek to kill me because my word has no place in you.

Galatians 4:23

But he who was of the bondwoman was born according to the flesh, but he of the freewoman was born through the promise.

Philippians 3:3

For we are the circumcision, who serve God in spirit and glory in Christ Jesus, having no confidence in the flesh.

Treasury of Scripture Knowledge

Summary

Neither, because they are the seed of Abraham, are they all children: but, In Isaac shall thy seed be called.

General references

Bible References

Because

Luke 3:8
Bring forth therefore fruits worthy of repentance and begin not to say within yourselves, We have Abraham for our father; for I say unto you, That God is able of these stones to raise up children unto Abraham.
Luke 16:24
And he cried and said, Father Abraham, have mercy on me and send Lazarus that he may dip the tip of his finger in water and cool my tongue; for I am tormented in this flame.
John 8:37
I know that ye are Abraham's seed, but ye seek to kill me because my word has no place in you.
Philippians 3:3
For we are the circumcision, who serve God in spirit and glory in Christ Jesus, having no confidence in the flesh.

In isaac

Genesis 21:12
Then 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 has said unto thee, hearken unto her voice; for in Isaac shall thy seed be called.
Hebrews 11:18
of whom it was said, That in Isaac shall thy seed be called,

General references

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