aiśvarya - opulence; kahite - to describe; sphurila - there manifested; aiśvarya-sāgara - an ocean of opulence; mana-indriya - the chief sense, namely the mind; ḍubilā - immersed; prabhu - Śrī Caitanya Mahāprabhu; ha-ilā - became; phāṅpara - perplexed.

While describing the transcendental opulences of Kṛṣṇa, the ocean of opulence manifested in the mind of Śrī Caitanya Mahāprabhu, and His mind and senses were immersed in this ocean. Thus He was perplexed.