tataḥ śaṅkhāś ca bheryaś capaṇavānaka-gomukhāḥsahasaivābhyahanyantasa śabdas tumulo 'bhavat
After that, the conchshells, bugles, trumpets, drums and horns were all suddenly sounded, and the combined sound was tumultuous.
Bg 1.12
Bg 1.14