1 Timothy 1:8

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

Romans 7:16

But if what I would not, that I do, I consent unto the law that it is good.

Romans 7:12-13

So that the law is holy, and the commandment holy, and righteous, and good.

Deuteronomy 4:6-8

Keep therefore and do them; for this is your wisdom and your understanding in the sight of the peoples, that shall hear all these statutes, and say, Surely this great nation is a wise and understanding people.

Nehemiah 9:13

Thou camest down also upon mount Sinai, and spakest with them from heaven, and gavest them right ordinances and true laws, good statutes and commandments,

Psalm 19:7-10

The law of Jehovah is perfect, restoring the soul: The testimony of Jehovah is sure, making wise the simple.

Psalm 119:96-105

MEM. I have seen an end of all perfection; But thy commandment is exceeding broad.

Psalm 119:127-128

Therefore I love thy commandments Above gold, yea, above fine gold.

Romans 7:18

For I know that in me, that is, in my flesh, dwelleth no good thing: for to will is present with me, but to do that which is good is not.

Romans 7:22

For I delight in the law of God after the inward man:

Romans 12:2

And be not fashioned according to this world: but be ye transformed by the renewing of your mind, and ye may prove what is the good and acceptable and perfect will of God.

Galatians 3:21

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

2 Timothy 2:5

And if also a man contend in the games, he is not crowned, except he have contended 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

Deuteronomy 4:6
Keep therefore and do them; for this is your wisdom and your understanding in the sight of the peoples, that shall hear all these statutes, and say, Surely this great nation is a wise and understanding people.
Nehemiah 9:13
Thou camest down also upon mount Sinai, and spakest with them from heaven, and gavest them right ordinances and true laws, good statutes and commandments,
Psalm 19:7
The law of Jehovah is perfect, restoring the soul: The testimony of Jehovah is sure, making wise the simple.
Psalm 119:96
MEM. I have seen an end of all perfection; But thy commandment is exceeding broad.
Romans 7:12
So that the law is holy, and the commandment holy, and righteous, and good.
Romans 12:2
And be not fashioned according to this world: but be ye transformed by the renewing of your mind, and ye may prove what is the good and acceptable and perfect will of God.
Galatians 3:21
Is the law then against the promises of God? God forbid: for if there had been a law given which could make alive, verily righteousness would have been of the law.

Lawfully

2 Timothy 2:5
And if also a man contend in the games, he is not crowned, except he have contended lawfully.

American Standard Version Public Domain