Deuteronomy 10:8

10:8 At that time Yahweh set apart the tribe of Levi, to bear the ark of the covenant of Yahweh, to stand before Yahweh to minister to him, and to bless in his name, to this day.
-World English Bible

Other Translation

10:8 At that time the LORD separated the tribe of Levi, to bear the ark of the covenant of the LORD, to stand before the LORD to minister unto him, and to bless in his name, unto this day.
-King James Version