הַכֵּ֤ה הִכִּ֙יתָ֙ אֶת־אֱד֔וֹם וּֽנְשָׂאֲךָ֖ לִבֶּ֑ךָ הִכָּבֵד֙ וְשֵׁ֣ב בְּבֵיתֶ֔ךָ וְלָ֤מָּה תִתְגָּרֶה֙ בְּרָעָ֔ה וְנָ֣פַלְתָּ֔ה אַתָּ֖ה וִיהוּדָ֥ה עִמָּֽךְ׃
Thou hast indeed smitten Edom, and will thy heart lift thee up? glory therein, and remain at home; for why shouldest thou meddle with evil, that thou shouldest fall, even thou, and Judah with thee?
Read midrashic interpretation of II Kings 14:10: and classical rabbinic exegesis.