1 Chronicles (Author Compiled by Isaiah and Ezra from records of Nathan, Gad, Iddo, Ahijah, Jehu and others.)
28:13and for the courses of the priests and the Levites, and for all the work of the service of the house of Jehovah, and for all the instruments of service in the house of Jehovah:
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.