Galatians 3:7

so hence ye know, that it is they who believe who are the children of Abraham.

Galatians 3:9

so that it is they who believe, who are blessed with Abraham, who did believe.

Luke 19:9

then said Jesus, speaking of him, this day is salvation come to this family, since he is now become a true son of Abraham.

Luke 21:31

in like manner, when you shall see these events, be assur'd that the kingdom of God is nigh.

John 8:39

they answered him, Abraham is our father. if you were Abraham's children, said Jesus, you would act like Abraham.

Romans 4:11-16

and he received the sign of circumcision, as a seal of the justification by that faith, which the uncircumcised have: that he might be the father of all those who believe, tho' they are uncircumcised, that it might be accounted to them also for righteousness:

Romans 4:24

but for us also, to whom it shall be accounted, if we believe on him that raised up Jesus our Lord from the dead,

Romans 9:7-8

neither are they who are the race of Abraham, all children: but 'tis said, "in Isaac shall thy posterity be called."

Galatians 3:26-29

for you are all the sons of God by faith in Christ Jesus.

Hebrews 13:23

know, that our brother Timothy is set at liberty. if he comes quickly, I shall make YOU a visit with him.

Treasury of Scripture Knowledge

Summary

Know ye therefore that they which are of faith, the same are the children of Abraham.

General references

Bible References

Know

Luke 21:31
in like manner, when you shall see these events, be assur'd that the kingdom of God is nigh.
Hebrews 13:23
know, that our brother Timothy is set at liberty. if he comes quickly, I shall make YOU a visit with him.

They

Galatians 3:26
for you are all the sons of God by faith in Christ Jesus.
John 8:39
they answered him, Abraham is our father. if you were Abraham's children, said Jesus, you would act like Abraham.
Romans 4:11
and he received the sign of circumcision, as a seal of the justification by that faith, which the uncircumcised have: that he might be the father of all those who believe, tho' they are uncircumcised, that it might be accounted to them also for righteousness:
Romans 9:7
neither are they who are the race of Abraham, all children: but 'tis said, "in Isaac shall thy posterity be called."

General references

Galatians 3:9
so that it is they who believe, who are blessed with Abraham, who did believe.