1 Timothy 1:8

But we know that the law [is] good, if anyone makes use of it lawfully,

Romans 7:16

But if what I do not want [to do], this I do, I agree with the law that [it 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

And {you must observe them diligently}, for that [is] your wisdom and your insight before the eyes of the people, who will hear all [of] these rules, and they will say, 'Surely this great nation [is] a wise and discerning people.'

Nehemiah 9:13

Then you came down on Mount Sinai and spoke with them from heaven and gave them right judgments and true teachings, good regulations and commandments.

Psalm 19:7-10

The law of Yahweh [is] perfect, reviving life. The testimony of Yahweh [is] firm, making wise [the] simple.

Psalm 119:96-105

I have seen a limit to every perfection; your command [is] very broad.

Psalm 119:127-128

Therefore I love your commands more than gold, even fine gold.

Romans 7:18

For I know that good does not live 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 agree with the law of God in my inner person,

Romans 12:2

And do not be conformed to this age, but be transformed by the renewal of your mind, so that you may approve what [is] the good and well-pleasing and perfect will of God.

Galatians 3:21

Therefore [is] the law opposed to the promises of God? May it never be! For if a law had been given that was able to give life, certainly righteousness would have been from the law.

2 Timothy 2:5

And also if anyone competes he is not crowned 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
And {you must observe them diligently}, for that [is] your wisdom and your insight before the eyes of the people, who will hear all [of] these rules, and they will say, 'Surely this great nation [is] a wise and discerning people.'
Nehemiah 9:13
Then you came down on Mount Sinai and spoke with them from heaven and gave them right judgments and true teachings, good regulations and commandments.
Psalm 19:7
The law of Yahweh [is] perfect, reviving life. The testimony of Yahweh [is] firm, making wise [the] simple.
Psalm 119:96
I have seen a limit to every perfection; your command [is] very 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 age, but be transformed by the renewal of your mind, so that you may approve what [is] the good and well-pleasing and perfect will of God.
Galatians 3:21
Therefore [is] the law opposed to the promises of God? May it never be! For if a law had been given that was able to give life, certainly righteousness would have been from the law.

Lawfully

2 Timothy 2:5
And also if anyone competes he is not crowned unless he competes according to the rules.