1 Chronicles (Author Compiled by Isaiah and Ezra from records of Nathan, Gad, Iddo, Ahijah, Jehu and others.)
6:62And to the sons of Gershom, for their families, from the tribe of Issachar, and from the tribe of Asher, and from the tribe of Naphtali, and from the tribe of Manasseh in Bashan, thirteen cities.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.