Deuteronomy 21:5

And the priests the sons of Levi shall approach, those whom the Lord your God has chosen to minister to him, and to bless in his name, and to decide every controversy by their word, and to judge which things are clean and which are unclean

Other versions

King James Version

And the priests the sons of Levi shall come near; for them the LORD thy God hath chosen to minister unto him, and to bless in the name of the LORD; and by their word shall every controversy and every stroke be tried:

English Standard Version

Then the priests, the sons of Levi, shall come forward, for the LORD your God has chosen them to minister to him and to bless in the name of the LORD, and by their word every dispute and every assault shall be settled.

New International Version

The priests, the sons of Levi, shall step forward, for the LORD your God has chosen them to minister and to pronounce blessings in the name of the LORD and to decide all cases of dispute and assault.