וַיַּעֲל֤וּ כָל־הָעָם֙ אַֽחֲרָ֔יו וְהָעָם֙ מְחַלְּלִ֣ים בַּחֲלִלִ֔ים וּשְׂמֵחִ֖ים שִׂמְחָ֣ה גְדוֹלָ֑ה וַתִּבָּקַ֥ע הָאָ֖רֶץ בְּקוֹלָֽם׃
И все люди пришли за ним, и люди паялись трубами, и радовались с великой радостью, так что земля раздиралась от их звука.
Ralbag on I Kings
piped with pipes: This means that they were playing flutes. These are musical instruments, like in appearance to reeds, and they are pierced at intervals to give forth particular notes.
Rashi on I Kings
And the earth [seemed to] split. Prophets spoke in terms of exaggeration as [is common] among people.35see Maseches Chulin 90b.