Proving what is acceptable unto the Lord.
Ephesians 5:10
King James Version (public domain)
Traditionally attributed to Paul · 1st century AD · Thirteen epistles of the New Testament are traditionally attributed to him
Context
8For ye were sometimes darkness, but now are ye light in the Lord: walk as children of light:
9(For the fruit of the Spirit is in all goodness and righteousness and truth;)
10Proving what is acceptable unto the Lord.
11And have no fellowship with the unfruitful works of darkness, but rather reprove them.
12For it is a shame even to speak of those things which are done of them in secret.