prema-āveśe — in greatly ecstatic emotion; mahāprabhura — of Śrī Caitanya Mahāprabhu; gara-gara mana — the mind was fully overwhelmed; nāma-saṅkīrtana kari’ — chanting the Hare Kṛṣṇa mantra; karena — does; jāgaraṇa — wakefulness.