1 Timothy 1:8

Now we know that the law is good if any one uses it lawfully,

Romans 7:16

But if what I do not will, this I practise, I consent to the law that it is right.

Romans 7:12-13

So that the law indeed is holy, and the commandment holy, and just, and good.

Deuteronomy 4:6-8

And ye shall keep and do them; for that will be your wisdom and your understanding before the eyes of the peoples that shall hear all these statutes, and say, Verily this great nation is a wise and understanding people.

Nehemiah 9:13

And thou camest down on mount Sinai, and didst speak with them from the heavens, and gavest them right judgments 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

I have seen an end of all perfection: 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, good does not dwell: for to will is there with me, but to do right I find not.

Romans 7:22

For I delight in the law of God according to the inward man:

Romans 12:2

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

Galatians 3:21

Is then the law against the promises of God? Far be the thought. For if a law had been given able to quicken, then indeed righteousness were on the principle of law;

2 Timothy 2:5

And if also any one contend in the games, he is not crowned unless he contend 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
And ye shall keep and do them; for that will be your wisdom and your understanding before the eyes of the peoples that shall hear all these statutes, and say, Verily this great nation is a wise and understanding people.
Nehemiah 9:13
And thou camest down on mount Sinai, and didst speak with them from the heavens, and gavest them right judgments 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
I have seen an end of all perfection: thy commandment is exceeding broad.
Romans 7:12
So that the law indeed is holy, and the commandment holy, and just, and good.
Romans 12:2
And be not conformed to this world, but be transformed by the renewing of your mind, that ye may prove what is the good and acceptable and perfect will of God.
Galatians 3:21
Is then the law against the promises of God? Far be the thought. For if a law had been given able to quicken, then indeed righteousness were on the principle of law;

Lawfully

2 Timothy 2:5
And if also any one contend in the games, he is not crowned unless he contend lawfully.