2 Chronicles (Author Compiled by Isaiah and Ezra from records of Nathan, Gad, Iddo, Ahijah, Jehu and others.)
21:9And Jehoram went over with his captains, and all the chariots with him; and he rose up by night, and smote the Edomites who had surrounded him, and the captains of the chariots.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.