1 Timothy 1:8

But we know that the Law is good, if one uses it lawfully,

Romans 7:16

But if I do the very thing I do not want to do, I agree with the Law, confessing that the Law is good.

Romans 7:12-13

So then, the Law is holy, and the commandment is holy and righteous and good.

Deuteronomy 4:6-8

So keep and do them, for that is your wisdom and your understanding in the sight of the peoples who will hear all these statutes and say, ‘Surely this great nation is a wise and understanding people.’

Nehemiah 9:13

“Then You came down on Mount Sinai,
And spoke with them from heaven;
You gave them just ordinances and true laws,
Good statutes and commandments.

Psalm 19:7-10

The law of the Lord is perfect, restoring the soul;
The testimony of the Lord is sure, making wise the simple.

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
Above gold, yes, above fine gold.

Romans 7:18

For I know that nothing good dwells in me, that is, in my flesh; for the willing is present in me, but the doing of the good is not.

Romans 7:22

For I joyfully concur with the law of God in the inner man,

Romans 12:2

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

Galatians 3:21

Is the Law then contrary to the promises of God? May it never be! For if a law had been given which was able to impart life, then righteousness would indeed have been based on law.

2 Timothy 2:5

Also 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
So keep and do them, for that is your wisdom and your understanding in the sight of the peoples who will hear all these statutes and say, ‘Surely this great nation is a wise and understanding people.’
Nehemiah 9:13
“Then You came down on Mount Sinai,
And spoke with them from heaven;
You gave them just ordinances and true laws,
Good statutes and commandments.
Psalm 19:7
The law of the Lord is perfect, restoring the soul;
The testimony of the Lord is sure, making wise the simple.
Psalm 119:96
I have seen a limit to all perfection;
Your commandment is exceedingly broad.
Romans 7:12
So then, the Law is holy, and the commandment is holy and righteous and good.
Romans 12:2
And do not be conformed to this world, but be transformed by the renewing of your mind, so that you may prove what the will of God is, that which is good and acceptable and perfect.
Galatians 3:21
Is the Law then contrary to the promises of God? May it never be! For if a law had been given which was able to impart life, then righteousness would indeed have been based on law.

Lawfully

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