2 Chronicles (Author Compiled by Isaiah and Ezra from records of Nathan, Gad, Iddo, Ahijah, Jehu and others.)
Chapter 18
5And the king of Israel assembled the prophets, four hundred men, and said to them, Shall we go against Ramoth-Gilead to battle, or shall I forbear? And they said, Go up, and God will give it into the king's hand.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.