Bhagavad Gita 1.13

ततः शङ्खाश्च भेर्यश्च पणवानकगोमुखाः।सहसैवाभ्यहन्यन्त स शब्दस्तुमुलोऽभवत् ॥१.१३॥

tataḥ śaṅkhāśca bheryaśca paṇavānakagomukhāḥsahasaivābhyahanyanta sa śabdastumulo’bhavat

Then, suddenly, conches, kettledrums, tabors, drums, and cow horns blared forth from the Kaurava side, and the sound was tremendous.

गीता