So the king of Israel and Jehoshaphat king of Judah went up to Ramoth-gilead.

1 Kings 4:13
Ben-geber in Ramoth-gilead (the villages of Jair son of Manasseh in Gilead belonged to him, as well as the region of Argob in Bashan with its sixty great cities with walls and bronze bars);

1 Kings 22:3
who said to his servants, "Do you not know that Ramoth-gilead is ours, but we have failed to take it from the hand of the king of Aram?"

1 Kings 22:4
So he asked Jehoshaphat, "Will you go with me to fight against Ramoth-gilead?" Jehoshaphat answered the king of Israel, "I am like you, my people are your people, and my horses are your horses."

2 Kings 8:28
Then Ahaziah went with Joram son of Ahab to fight against Hazael king of Aram at Ramoth-gilead, and the Arameans wounded Joram.

So the king of Israel and Jehoshaphat the king of Judah went up to Ramothgilead.