Cross reference
Romans 9:7
7 neither, because they are Abraham's seed, are they all children: but, In Isaac shall thy seed be called.
Genesis 21:12
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.
Hebrews 11:18
18 even he to whom it was said, In Isaac shall thy seed be called:
Luke 3:8
8 Bring forth therefore fruits worthy of repentance, and begin not to say within yourselves, We have Abraham to our father: for I say unto you, that God is able of these stones to raise up children unto Abraham.
Luke 16:24-25
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 in anguish in this flame.
25 But Abraham said, Son, remember that thou in thy lifetime receivedst thy good things, and Lazarus in like manner evil things: but now here he is comforted and thou art in anguish.
Luke 16:30
30 And he said, Nay, father Abraham: but if one go to them from the dead, they will repent.
John 8:33
33 They answered unto him, We are Abraham's seed, and have never yet been in bondage to any man: how sayest thou, Ye shall be made free?
John 8:37-39
37 I know that ye are Abraham's seed: yet ye seek to kill me, because my word hath not free course in you.
38 I speak the things which I have seen with `my' Father: and ye also do the things which ye heard from `your' father.
39 They answered and said unto him, Our father is Abraham. Jesus saith unto them, If ye were Abraham's children, ye would do the works of Abraham.
Galatians 4:23
23 Howbeit the `son' by the handmaid is born after the flesh; but the `son' by the freewoman `is born' through promise.
Philippians 3:3
3 for we are the circumcision, who worship by the Spirit of God, and glory in Christ Jesus, and have no confidence in the flesh: