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 22:10-11

22:10 Now the king of Israel and King Jehoshaphat of Judah were sitting on their respective thrones, dressed in their robes, at the threshing floor at the entrance of the gate of Samaria. All the prophets were prophesying before them. 22:11 Zedekiah son of Kenaanah made iron horns and said, “This is what the Lord says, ‘With these you will gore Syria until they are destroyed.’”

1 Kings 22:19-22

22:19 Micaiah said, “That being the case, hear the word of the Lord. I saw the Lord sitting on his throne, with all the heavenly assembly standing on his right and on his left. 22:20 The Lord said, ‘Who will deceive Ahab, so he will attack Ramoth Gilead and die there?’ One said this and another that. 22:21 Then a spirit stepped forward and stood before the Lord. He said, ‘I will deceive him.’ The Lord asked him, ‘How?’ 22:22 He replied, ‘I will go out and be a lying spirit in the mouths of all his prophets.’ The Lord said, ‘Deceive and overpower him. Go out and do as you have proposed.’