CC Antya 19.25

prabhu kahena, — ‘ācārya haya pūjaka prabala
āgama-śāstrera vidhi-vidhāne kuśala
Synonyms: 
prabhu kahena — Śrī Caitanya Mahāprabhu said; ācārya haya pūjaka prabala — Advaita Ācārya is a great worshiper; āgama-śāstrera — of the Vedic literature; vidhi-vidhāne kuśala — very expert in the regulative principles.
Translation: 
Śrī Caitanya Mahāprabhu replied, “Advaita Ācārya is a great worshiper of the Lord and is very expert in the regulative principles enjoined in the Vedic literatures.