1 Kings 22:6

22:6 So the king of Israel assembled about four hundred prophets and asked them, “Should I attack Ramoth Gilead or not?” They said, “Attack! The sovereign one will hand it over to the king.”

1 Kings 22:13

22:13 Now the messenger who went to summon Micaiah said to him, “Look, the prophets are in complete agreement that the king will succeed. Your words must agree with theirs; you must predict success.”