Romans 4:14

For if they who are of the law are heirs, faith becomes vain, and the promise is useless:

Romans 3:31

Do we then abolish the law through faith? God forbid: but on the contrary, we give the law stability.

Romans 4:16

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

Galatians 2:21

I do not set at nought the grace of God; for if righteousness came by the law, truly Christ hath died in vain.

Galatians 3:18-24

For if the inheritance is of the law, it is no more by promise; but to Abraham God gave it freely by promise.

Galatians 5:4

Ye have vacated all expectations from Christ, as many of you as are justified by the law; ye are fallen from grace.

Philippians 3:9

and be found in him, not having mine own righteousness, which is by the law, but that which is through faith in Christ, the righteousness which is of God by faith:

Hebrews 7:19

For the law led to no perfection, but was an introduction to a better hope, by which we draw nigh unto God.

Hebrews 7:28

For the law constitutes men high-priests, though they have infirmity; but the word of the oath, which is since the law, constitutes the Son, unto eternity completely perfect.

Treasury of Scripture Knowledge

Summary

For if they which are of the law be heirs, faith is made void, and the promise made of none effect:

General references

Bible References

For if

Romans 4:16
Therefore it is by faith, that it might be of grace; in order that the promise might be secured to all the seed; not only to that which is of the law, but to that which is of the faith of Abraham; who is the father of us all,
Galatians 2:21
I do not set at nought the grace of God; for if righteousness came by the law, truly Christ hath died in vain.
Galatians 3:18
For if the inheritance is of the law, it is no more by promise; but to Abraham God gave it freely by promise.
Galatians 5:4
Ye have vacated all expectations from Christ, as many of you as are justified by the law; ye are fallen from grace.
Philippians 3:9
and be found in him, not having mine own righteousness, which is by the law, but that which is through faith in Christ, the righteousness which is of God by faith:
Hebrews 7:19
For the law led to no perfection, but was an introduction to a better hope, by which we draw nigh unto God.

Made

Romans 3:31
Do we then abolish the law through faith? God forbid: but on the contrary, we give the law stability.

General references

Luke 10:26
And he said unto him, What is written in the law? How readest thou?
Galatians 4:28
So we, brethren, as Isaac, are the children of the promise.