SB 11.31.27

ya etad deva-devasya
 viṣṇoḥ karmāṇi janma ca
kīrtayec chraddhayā martyaḥ
 sarva-pāpaiḥ pramucyate
Synonyms: 
yaḥ — who; etat — these; deva-devasya — of the Lord of lords; viṣṇoḥ — of Lord Viṣṇu; karmāṇi — the activities; janma — the birth; ca — and; kīrtayet — chants; śraddhayā — with faith; martyaḥ — a human being; sarva-pāpaiḥ — from all sins; pramucyate — becomes completely liberated.
Translation: 
A person who with faith engages in chanting the glories of these various pastimes and incarnations of Viṣṇu, the Lord of lords, will gain liberation from all sins.