śravaṇaṁ kīrtanaṁ viṣṇoḥ
smaraṇaṁ pāda-sevanam
arcanaṁ vandanaṁ dāsyaṁ
sakhyam ātma-nivedanam
iti puṁsārpitā viṣṇau
bhaktiś cen nava-lakṣaṇā
kriyeta bhagavaty addhā
tan manye 'dhītam uttamam
śravaṇam - hearing of the holy name, form, qualities, entourage and pastimes, all of which must pertain to Lord Viṣṇu; kīrtanam - vibrating transcendental sounds pertaining to the holy name, form, qualities and entourage, and inquiring about them (these also should be only in relationship to Viṣṇu); viṣṇoḥ - of Lord Viṣṇu; smaraṇam - remembering the holy name, form and entourage, and inquiring about them, also only for Viṣṇu; pāda-sevanam - executing devotional service according to time, circumstances and situation, only in relationship with Viṣṇu; arcanam - worshiping the Deity of Lord Kṛṣṇa, Lord Rāmacandra, Lakṣmī-Nārāyaṇa or the other forms of Viṣṇu; vandanam - offering prayers to the Supreme Personality of Godhead; dāsyam - always thinking oneself an eternal servant of the Supreme Personality of Godhead; sakhyam - making friends with the Supreme Personality of Godhead; ātma-nivedanam - dedicating everything (body, mind and soul) for the service of the Lord; iti - thus; puṁsā - by the human being; arpitā - dedicated; viṣṇau - unto the Supreme Personality of Godhead, Viṣṇu; bhaktiḥ - devotional service; cet - if; nava-lakṣaṇā - possessing nine different systems, as above mentioned; kriyeta - one should execute; bhagavati - unto the Supreme Personality of Godhead; addhā - directly (not indirectly through karma, jñāna or yoga); tat - that; manye - I understand; adhītam - studied; uttamam - first class.
Śrī Caitanya Mahāprabhu quoted these verses from Śrīmad-Bhāgavatam (7.5.23-24).