II Kings 9:14 Midrash

וַיִּתְקַשֵּׁ֗ר יֵה֛וּא בֶּן־יְהוֹשָׁפָ֥ט בֶּן־נִמְשִׁ֖י אֶל־יוֹרָ֑ם וְיוֹרָם֩ הָיָ֨ה שֹׁמֵ֜ר בְּרָמֹ֣ת גִּלְעָ֗ד ה֚וּא וְכָל־יִשְׂרָאֵ֔ל מִפְּנֵ֥י חֲזָאֵ֖ל מֶֽלֶךְ־אֲרָֽם׃

So Jehu the son of Jehoshaphat the son of Nimshi conspired against Joram.—Now Joram had been guarding Ramoth-gilead, he and all Israel, because of Hazael king of Aram;

Read midrashic interpretation of II Kings 9:14: and classical rabbinic exegesis.