וַיַּ֧עַל מֶֽלֶךְ־יִשְׂרָאֵ֛ל וְיהוֹשָׁפָ֥ט מֶֽלֶךְ־יְהוּדָ֖ה רָמֹ֥ת גִּלְעָֽד׃
So the king of Israel and Jehoshaphat the king of Judah went up to Ramoth-gilead.
Read kabbalistic (mystical) interpretation of I Kings 22:29: and classical mystical sources.