1 Kings (Author Compiled by Isaiah and Jeremiah from records of Nathan, Gad, Iddo, Ahijah, Jehu and others.)
11:28and the man Jeroboam was strong and valiant; and Solomon saw the young man that he was industrious, and he made him ruler over all the charge of the house of Joseph.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.