iṣṭa-deva - my worshipable Lord; rāma - Lord Śrī Rāmacandra; tāṅra nāme - in His holy name; sukha pāi - I get happiness; sukha pāñā - getting such transcendental happiness; rāma-nāma - the holy name of Lord Rāma; rātri-dina - day and night; gāi - I chant.

“My worshipable Lord has been Lord Rāmacandra, and by chanting His holy name I received happiness. Because I received such happiness, I chanted the holy name of Lord Rāma day and night.