śaṅkha - of His conchshell; nādena - with the resounding; yantrāṇi - the mystic talismans; hṛdayāni - the hearts; manasvinām - of the brave warriors; prākāram - the ramparts; gadayā - with His club; gurvyā - heavy; nirbibheda - He broke; gadādharaḥ - Lord Kṛṣṇa.

With the sound of His conchshell Lord Gadādhara then shattered the magic seals of the fortress, along with the hearts of its brave defenders, and with His heavy club He demolished the surrounding earthen ramparts.