Verses with the word reprover in the Old Testament (2 verses):

Proverbs 25:12
As an earring of gold, and an ornament of fine gold, so is a wise reprover upon an obedient ear.

Ezekiel 3:26
And I will make thy tongue cleave to the roof of thy mouth, that thou shalt be dumb, and shalt not be to them a reprover: for they are a rebellious house.