1 Chronicles (Author Compiled by Isaiah and Ezra from records of Nathan, Gad, Iddo, Ahijah, Jehu and others.)
24:19This is their ordering in their service to come into the house of Jehovah, according to their ordinance, through Aaron their father, as Jehovah the God of Israel had commanded him.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.