Romans 4:12

And he also became the father of circumcised people [i.e., the Jews], who are not only circumcised, but who also follow the [same] example of faith [in God] which our forefather Abraham had before he was circumcised.

Matthew 3:9

and quit thinking to yourselves, we claim Abraham as our forefather, because I tell you, God is able to make Abraham's children out of these stones.

Luke 16:23-31

And in the unseen place of departed spirits the rich man, who was being tormented, looked up and saw Abraham far away, with Lazarus close beside him.

John 8:39-40

They answered Him, "Our forefather was Abraham." Jesus replied to them, "If you were Abraham's descendants, you would do the [kinds of] deeds that Abraham did.

Romans 9:6-7

But it is not as if the word of God [i.e., His promise to Israel] has failed [in its fulfillment]. For not all those descended from the Israelites are [truly] Israelites [i.e., God's people].

2 Corinthians 12:18

I urged Titus [i.e., to go to you to arrange for the special offering. See 8:6], and I sent the brother with him. [See 8:18]. Did Titus take any [financial] advantage of you? Do we not [both] have the same attitude [in this matter]? Do we not [both] follow the same procedures?

Galatians 4:22-31

For it is written in the law about Abraham's two sons [Gen. 16]; one [was] by his slave woman [Hagar] and the other by the free woman, [his wife, Sarah].

1 Peter 2:21

[After all], this is what you were called to do, because Christ also suffered for you, leaving you an example, so that you would follow in His steps.

Treasury of Scripture Knowledge

Summary

And the father of circumcision to them who are not of the circumcision only, but who also walk in the steps of that faith of our father Abraham, which he had being yet uncircumcised.

General references

Bible References

To them

Romans 9:6
But it is not as if the word of God [i.e., His promise to Israel] has failed [in its fulfillment]. For not all those descended from the Israelites are [truly] Israelites [i.e., God's people].
Matthew 3:9
and quit thinking to yourselves, we claim Abraham as our forefather, because I tell you, God is able to make Abraham's children out of these stones.
Luke 16:23
And in the unseen place of departed spirits the rich man, who was being tormented, looked up and saw Abraham far away, with Lazarus close beside him.
John 8:39
They answered Him, "Our forefather was Abraham." Jesus replied to them, "If you were Abraham's descendants, you would do the [kinds of] deeds that Abraham did.
Galatians 4:22
For it is written in the law about Abraham's two sons [Gen. 16]; one [was] by his slave woman [Hagar] and the other by the free woman, [his wife, Sarah].

In the steps

2 Corinthians 12:18
I urged Titus [i.e., to go to you to arrange for the special offering. See 8:6], and I sent the brother with him. [See 8:18]. Did Titus take any [financial] advantage of you? Do we not [both] have the same attitude [in this matter]? Do we not [both] follow the same procedures?
1 Peter 2:21
[After all], this is what you were called to do, because Christ also suffered for you, leaving you an example, so that you would follow in His steps.

General references

Mark 7:5
The Pharisees and experts in the law of Moses asked Jesus, "Why do your disciples not live according to the traditions of the Jewish elders, but [instead] eat their food with contaminated [i.e., ceremonially unwashed] hands?"
Luke 5:39
And no one who has drunk aged wine wants newly squeezed [juice], for he says, 'The older [grape juice] is better.'"
Romans 3:30
since there is [only] one God, who makes the circumcised ones [i.e., the Jews] right with Him by faith [in Christ] and the uncircumcised ones [i.e., the Gentiles] through faith [in Christ].