Galatians 3:21

Is the law then opposite to the promises? by no means. for if there had been a law given, which could have given life, certainly justification should have been by the law.

Galatians 2:21

I do not frustrate the grace of God: for if justification be by the law, Christ died to no purpose.

Galatians 2:17

Now if it be a sin to seek for justification by Christ, then is Christ the minister of sin, which cannot be.

Matthew 5:17-20

Don't think that I am come to abolish the law or the prophets: I am not come to abolish, but to complete them.

Romans 3:4

the faithfulness of God of no effect? by no means; yea, let God be acknowledged to be true, tho' men should be all deceivers; as it is written, " that you might be justified in your sayings, and might overcome when you are judged."

Romans 3:6

not at all: for then how could God judge the world?

Romans 3:20-22

for by the observation of the law no one shall be justified in his sight, since it is the law that takes cognizance of sin.

Romans 3:31

do we then make the law useless by our doctrine of faith? by no means; on the contrary, it is we that observe the law.

Romans 7:7-13

Do we then conclude, that the law is the cause of sin? by no means; but I should not have had such a notion of sin, had it not been for the law: for I should not have known concupiscence was a sin, unless the law had said, "thou shalt not covet."

Romans 9:31

but Israel, who followed the law of justice, hath not attained to the law of justice.

Romans 10:3-6

because being ignorant of the justice which is of God, and going about to establish a justification of their own, they have not submitted themselves to that which is of God.

Galatians 2:19

for by one law, I am dead to the other law, that I might live unto God:

Philippians 3:6-9

if zeal is to be regarded, I persecuted the church; if the integrity prescrib'd by the law, I am without reproach;

Hebrews 11:7

'Twas by faith that Noah being divinely warned of unforeseen events, with a religious concern built an ark to the preservation of his family; whereby the world became inexcusable, and he obtained the reward of that righteousness which is by faith.

Treasury of Scripture Knowledge

Summary

Is the law then against the promises of God? God forbid: for if there had been a law given which could have given life, verily righteousness should have been by the law.

General references

Bible References

God forbid

Galatians 2:17
Now if it be a sin to seek for justification by Christ, then is Christ the minister of sin, which cannot be.
Romans 3:4
the faithfulness of God of no effect? by no means; yea, let God be acknowledged to be true, tho' men should be all deceivers; as it is written, " that you might be justified in your sayings, and might overcome when you are judged."

General references

Luke 10:26
to whom he answered, how does the law run in that case? what do you find?