Proverbs 27:5
Better is open rebuke than love that is hidden.
Proverbs 28:23
He who rebukes a man shall afterward find more favor than he who flatters with the tongue.
Galatians 2:14
But when I saw that they did not walk uprightly toward the truth of the good-news, I said to Peter before all, If thou being a Jew, live as a Gentile and not as a Jew, why do thou compel the Gentiles to live as Jews?
Leviticus 19:17
Thou shall not hate thy brother in thy heart. Thou shall surely rebuke thy neighbor, and not bear sin because of him.
Matthew 18:15
But if thy brother should sin against thee, go and reprove him between thee and him alone. If he should hear thee, thou have gained thy brother.
1 Timothy 5:20
Those who sin, rebuke in the sight of all, so that the others may also have fear.