nija-rūpa - personal form; prabhu - the Lord; tāṅre - unto him; karāila - made; darśana - seeing; catur-bhuja - four-handed; rūpa - form; prabhu - the Lord; ha-ilā - became; takhana - at that time.

To show him mercy, Śrī Caitanya Mahāprabhu allowed him to see His Viṣṇu form. Thus He immediately assumed four hands.