Proverbs 27:5
Open rebuke is better than hidden love.
Proverbs 28:23
He that rebuketh a man shall afterwards find more favour than he that flattereth with the tongue.
Galatians 2:14
But when I saw that they do not walk straightforwardly, according to the truth of the glad tidings, I said to Peter before all, If thou, being a Jew, livest as the nations and not as the Jews, how dost thou compel the nations to Judaize?
Leviticus 19:17
Thou shalt not hate thy brother in thy heart; thou shalt earnestly rebuke thy neighbour, lest thou bear sin on account of him.
Matthew 18:15
But if thy brother sin against thee, go, reprove him between thee and him alone. If he hear thee, thou hast gained thy brother.
1 Timothy 5:20
Those that sin convict before all, that the rest also may have fear.