sthāvara-jaṅgama - all living entities, nonmoving and moving; mili' - meeting together; kare - perform; kṛṣṇa-dhvani - vibration of the sound 'Hare Kṛṣṇa'; prabhura - of Śrī Caitanya Mahāprabhu; gambhīra-svare - deep voice; yena - as if; prati-dhvani - responsive vibration.

All moving and nonmoving creatures then began to vibrate the transcendental sound of Hare Kṛṣṇa, as if they were echoing the deep sound of Caitanya Mahāprabhu.