2 Chronicles (Author Compiled by Isaiah and Ezra from records of Nathan, Gad, Iddo, Ahijah, Jehu and others.)
26:15And he made in Jerusalem machines invented by skilful men, to be upon the towers and upon the bulwarks, wherewith to shoot arrows and great stones. And his name spread far abroad; for he was marvellously helped, till he became strong.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.