1 Timothy 1:8

But we know that the Law is good, if a man use it lawfully,

Romans 7:16

But if I do what I would not, I assent to the Law that it is good.

Romans 7:12-13

So that the Law is holy, and the commandment holy, and right, and good.

Romans 7:18

For I know that there dwelleth not in me, that is, in my flesh, any good thing; for to desire is present with me, but not to perform that which is good.

Romans 7:22

For I delight in the Law of God, as to the inward man;

Romans 12:2

and be not conformed to the fashion of this world, but be transformed by the renewal of your mind, that ye may learn by experience what is the will of God, what is good, and wellpleasing, and perfect.

Galatians 3:21

Is then the Law against the promises of God? Far be it! For if a law had been given which was able to give life, righteousness would indeed have been by the Law;

2 Timothy 2:5

And if a man contendeth in the games, he is not crowned, unless he contendeth lawfully.

Treasury of Scripture Knowledge

Summary

But we know that the law is good, if a man use it lawfully;

Lawfully

Bible References

The law

Romans 7:12
So that the Law is holy, and the commandment holy, and right, and good.
Romans 12:2
and be not conformed to the fashion of this world, but be transformed by the renewal of your mind, that ye may learn by experience what is the will of God, what is good, and wellpleasing, and perfect.
Galatians 3:21
Is then the Law against the promises of God? Far be it! For if a law had been given which was able to give life, righteousness would indeed have been by the Law;

Lawfully

2 Timothy 2:5
And if a man contendeth in the games, he is not crowned, unless he contendeth lawfully.