נְהָר֥וֹת יִמְחֲאוּ־כָ֑ף יַ֝֗חַד הָרִ֥ים יְרַנֵּֽנוּ׃
여호와 앞에서 큰 물이 박수하며 산악이 함께 즐거이 노래할지어다
Rashi
Rivers will clap hands The prophets spoke in a language that the ear can hear; not that the rivers have a hand, but it is an expression of joy and gladness.