לֶאְסֹ֣ר מַלְכֵיהֶ֣ם בְּזִקִּ֑ים וְ֝נִכְבְּדֵיהֶ֗ם בְּכַבְלֵ֥י בַרְזֶֽל׃
צו שמידן זײערע מלכים אין קײטן, און זײערע אָנגעזעענע אין אײַזערנע רינגען;
Ibn Ezra
Their kings, that is, those who had been their kings. And that their kings may be brought. Comp. To bind their kings with chains (Ps. 149:8)