Romans 2:18

and know his will, and approve what is excellent, being instructed by the law:

Philippians 1:10

in order that you may distinguish things that differ, to the end that you may be pure and blameless till the day of Christ,

Luke 12:47

And that servant who knew his lord's will, but made no preparation, nor did according to his will, shall be beaten with many stripes;

John 13:17

If you know these things, blessed are you, if you do them.

Romans 15:4

For the things which were formerly written, were written for our instruction, that we, through the patience and the comfort which the scriptures give, might have hope.

1 Corinthians 8:1-2

Now, with respect to meats offered to idols, we know, (for we all have knowledge: knowledge puffs up with pride, but love edifies.

1 Thessalonians 5:21

Prove all things; hold fast that which is good.

2 Timothy 3:15-17

and that from a child you have known the holy scriptures, which are able to make you wise in order to salvation, through faith that is in Christ Jesus.

Hebrews 5:14

But strong food belongs to those who are of mature age, who, by use, have their internal senses exercised to the discerning of both good and evil.

James 4:17

Therefore, to him that knows how to do good, and does it not, to him it is sin.

Treasury of Scripture Knowledge

Summary

And knowest his will, and approvest the things that are more excellent, being instructed out of the law;

Approvest the things that are more excellent

Being instructed

Bible References

Knowest

Luke 12:47
And that servant who knew his lord's will, but made no preparation, nor did according to his will, shall be beaten with many stripes;
John 13:17
If you know these things, blessed are you, if you do them.
1 Corinthians 8:1
Now, with respect to meats offered to idols, we know, (for we all have knowledge: knowledge puffs up with pride, but love edifies.
James 4:17
Therefore, to him that knows how to do good, and does it not, to him it is sin.

Approvest the things that are more excellent

Philippians 1:10
in order that you may distinguish things that differ, to the end that you may be pure and blameless till the day of Christ,
Hebrews 5:14
But strong food belongs to those who are of mature age, who, by use, have their internal senses exercised to the discerning of both good and evil.

Being instructed

Romans 15:4
For the things which were formerly written, were written for our instruction, that we, through the patience and the comfort which the scriptures give, might have hope.
2 Timothy 3:15
and that from a child you have known the holy scriptures, which are able to make you wise in order to salvation, through faith that is in Christ Jesus.