The king of Israel and Jehoshaphat the king of Judah, having put on their robes, sat each on his throne, at a threshing floor at the entrance of the gate of Samaria; and all the prophets prophesied before them.
1 Kings 22:10
Surrounding context
22:9 Then the king of Israel called an officer and said, "Bring Micaiah the son of Imlah quickly!"
22:10 The king of Israel and Jehoshaphat the king of Judah, having put on their robes, sat each on his throne, at a threshing floor at the entrance of the gate of Samaria; and all the prophets prophesied before them.
22:11 Now Zedekiah the son of Chenaanah had made horns of iron for himself; and he said, "Thus says the LORD: "With these you shall gore the Syrians until they are destroyed."'