1 Timothy 1:8

But we know that the Law is good, if a man uses it legitimately.

Romans 7:16

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

Romans 7:12-13

The law is holy, and the commandment holy, and righteous, and good.

Deuteronomy 4:6-8

Carefully obey the laws. For this will show your wisdom and your understanding in the sight of the nations. They will hear all these statutes and say: 'Surely this great nation is a wise and understanding people.'

Nehemiah 9:13

You came down on Mount Sinai, and your voice came to them from heaven, giving them right decisions and true laws, good rules and orders.

Psalm 19:7-10

The law of Jehovah is perfect. It gives new life. The testimony of Jehovah is dependable. It makes the simple wise.

Psalm 119:96-105

I have seen a limit to all perfection. Your commandment is exceedingly broad.

Psalm 119:127-128

Therefore I love your commandments more than gold, yes, more then fine gold.

Romans 7:18

I know that good does not live in my human nature. For even though the desire to do good is in me, I am not able to do it.

Romans 7:22

My inner person delights in the law of God.

Romans 12:2

Do not be conformed to this world (religious, social, political, and economic arrangement). But be transformed by the renewing of your mind. Prove what is the good, acceptable, and perfect will of God.

Galatians 3:21

Is the Law then against the promises of God? God forbid! If a law had been given which could impart life, righteousness would have been from the Law.

2 Timothy 2:5

If anyone competes as an athlete, he does not win the prize unless he competes according to the rules.

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
Carefully obey the laws. For this will show your wisdom and your understanding in the sight of the nations. They will hear all these statutes and say: 'Surely this great nation is a wise and understanding people.'
Nehemiah 9:13
You came down on Mount Sinai, and your voice came to them from heaven, giving them right decisions and true laws, good rules and orders.
Psalm 19:7
The law of Jehovah is perfect. It gives new life. The testimony of Jehovah is dependable. It makes the simple wise.
Psalm 119:96
I have seen a limit to all perfection. Your commandment is exceedingly broad.
Romans 7:12
The law is holy, and the commandment holy, and righteous, and good.
Romans 12:2
Do not be conformed to this world (religious, social, political, and economic arrangement). But be transformed by the renewing of your mind. Prove what is the good, acceptable, and perfect will of God.
Galatians 3:21
Is the Law then against the promises of God? God forbid! If a law had been given which could impart life, righteousness would have been from the Law.

Lawfully

2 Timothy 2:5
If anyone competes as an athlete, he does not win the prize unless he competes according to the rules.