1 Chronicles 15:2

15:2 Then David said, “Only the Levites may carry the ark of God, for the Lord chose them to carry the ark of the Lord and to serve before him perpetually.

1 Chronicles 22:13

22:13 Then you will succeed, if you carefully obey the rules and regulations which the Lord ordered Moses to give to Israel. Be strong and brave! Don’t be afraid and don’t panic!