מַכֶּ֤ה עַמִּים֙ בְּעֶבְרָ֔ה מַכַּ֖ת בִּלְתִּ֣י סָרָ֑ה רֹדֶ֤ה בָאַף֙ גּוֹיִ֔ם מֻרְדָּ֖ף בְּלִ֥י חָשָֽׂךְ׃
That smote the peoples in wrath with an incessant stroke, that ruled the nations in anger, with a persecution that none restrained.
Read midrashic interpretation of Isaiah 14:6: and classical rabbinic exegesis.