Romans 4:16

For this cause it is of faith, that it may be according to grace; to the end that the promise may be sure to all the seed; not to that only which is of the law, but to that also which is of the faith of Abraham, who is the father of us all

Romans 9:8

That is, it is not the children of the flesh that are children of God; but the children of the promise are reckoned for a seed.

Romans 15:8

For I say that Christ hath been made a minister of the circumcision for the truth of God, that he might confirm the promises given unto the fathers,

Galatians 3:22

But the scriptures shut up all things under sin, that the promise by faith in Jesus Christ might be given to them that believe.

Isaiah 51:2

Look unto Abraham your father, and unto Sarah that bare you; for when he was but one I called him, and I blessed him, and made him many.

Romans 3:24-26

being justified freely by his grace through the redemption that is in Christ Jesus:

Romans 4:11

and he received the sign of circumcision, a seal of the righteousness of the faith which he had while he was in uncircumcision; that he might be the father of all them that believe, though they be in uncircumcision, that righteousness might be reckoned unto them;

Romans 5:1

Being therefore justified by faith, we have peace with God through our Lord Jesus Christ;

Galatians 3:7-12

Know therefore that they that are of faith, the same are sons of Abraham.

Ephesians 2:5

even when we were dead through our trespasses, made us alive together with Christ (by grace have ye been saved),

Ephesians 2:8

for by grace have ye been saved through faith; and that not of yourselves, it is the gift of God;

Titus 3:7

that, being justified by his grace, we might be made heirs according to the hope of eternal life.

Hebrews 6:13-19

For when God made promise to Abraham, since he could swear by none greater, he sware by himself,

2 Peter 1:10

Wherefore, brethren, give the more diligence to make your calling and election sure: for if ye do these things, ye shall never stumble:

Treasury of Scripture Knowledge

Summary

Therefore it is of faith, that it might be by grace; to the end the promise might be sure to all the seed; not to that only which is of the law, but to that also which is of the faith of Abraham; who is the father of us all,

But to

The father

Bible References

Of faith

Romans 3:24
being justified freely by his grace through the redemption that is in Christ Jesus:
Romans 5:1
Being therefore justified by faith, we have peace with God through our Lord Jesus Christ;
Galatians 3:7
Know therefore that they that are of faith, the same are sons of Abraham.
Ephesians 2:5
even when we were dead through our trespasses, made us alive together with Christ (by grace have ye been saved),
Titus 3:7
that, being justified by his grace, we might be made heirs according to the hope of eternal life.

The promise

Hebrews 6:13
For when God made promise to Abraham, since he could swear by none greater, he sware by himself,
2 Peter 1:10
Wherefore, brethren, give the more diligence to make your calling and election sure: for if ye do these things, ye shall never stumble:

But to

Romans 4:11
and he received the sign of circumcision, a seal of the righteousness of the faith which he had while he was in uncircumcision; that he might be the father of all them that believe, though they be in uncircumcision, that righteousness might be reckoned unto them;

The father

Romans 9:8
That is, it is not the children of the flesh that are children of God; but the children of the promise are reckoned for a seed.
Isaiah 51:2
Look unto Abraham your father, and unto Sarah that bare you; for when he was but one I called him, and I blessed him, and made him many.

General references

Genesis 13:16
And I will make thy seed as the dust of the earth: So that if a man can number the dust of the earth, then may thy seed also be numbered.
Luke 10:26
And he said unto him, What is written in the law? how readest thou?
Galatians 3:9
So then they that are of faith are blessed with the faithful Abraham.
Galatians 4:28
Now we, brethren, as Isaac was, are children of promise.

American Standard Version Public Domain