Bhagavad Gita 1.13

And immediately, all the conches, drums, trumpets, and horns blared forth in a tumultuous uproar.

ततः शङ्खाश्च भेर्यश्च पणवानकगोमुखाः।
सहसैवाभ्यहन्यन्त स शब्दस्तुमुलोऽभवत्॥

tataḥ śaṅkhāśca bheryaśca paṇavānakagomukhāḥ|
sahasaivābhyahanyanta sa śabdastumulo'bhavat||

English translation (above): Shri Purohit Swami (1935), public domain. Sanskrit text via github.com/gita/gita (Unlicense).