כָּל־קֳבֵ֣ל דְּנָ֡ה בֵּהּ־זִמְנָ֡א כְּדִ֣י שָֽׁמְעִ֣ין כָּֽל־עַמְמַיָּ֡א קָ֣ל קַרְנָא֩ מַשְׁר֨וֹקִיתָ֜א קיתרס [קַתְר֤וֹס] שַׂבְּכָא֙ פְּסַנְטֵרִ֔ין וְכֹ֖ל זְנֵ֣י זְמָרָ֑א נָֽפְלִ֨ין כָּֽל־עַֽמְמַיָּ֜א אֻמַיָּ֣א וְלִשָּׁנַיָּ֗א סָֽגְדִין֙ לְצֶ֣לֶם דַּהֲבָ֔א דִּ֥י הֲקֵ֖ים נְבוּכַדְנֶצַּ֥ר מַלְכָּֽא׃
모든 백성과 나라들과 각 방언하는 자들이 나팔과 피리와 수금과 삼현금과 양금과 및 모든 악기 소리를 듣자 곧 느부갓네살 왕의 세운 금신상에게 엎드리어 절하니라
Rashi
In view of this in view of this, that they took heed to observe the king’s command concerning this bagpipes would be played.
Ibn Ezra
[Daniel 3:7] Therefore [lit. Corresponding to all this] (כָּל־קֳבֵל דְּנָה - Kol kovel denah): [Meaning] Upon the completion of all this (B'hashlamat kol zeh).
Rashi
at that time At the time that they hear the sound of the music, which is a sign that those who prostrate themselves should come to prostrate, all peoples would fall etc.