Deuteronomy 21:5
And the priests the sons of Levi shall come near; for them the LORD your God has 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:
And the priests the sons of Levi shall come near; for them the LORD your God has 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: