2 Chronicles (Author Compiled by Isaiah and Ezra from records of Nathan, Gad, Iddo, Ahijah, Jehu and others.)
11:17And they strengthen the kingdom of Judah, and strengthen Rehoboam son of Solomon, for three years, because they walked in the way of David and Solomon for three years.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.