nityānanda kahe - Śrīla Nityānanda Prabhu said; tumi - You; advaita-ācārya - Advaita Ācārya, or a teacher of impersonal monism; advaita-siddhānte - in that monistic conclusion; bādhe - is greatly hindered; śuddha-bhakti-kārya - the matter of pure devotional service.

Nityānanda Prabhu immediately refuted Śrīla Advaita Ācārya, saying, “You are a teacher of impersonal monism, and the monistic conclusion is a great hindrance to progressive, pure devotional service.