śuddhyen nātmā vratādibhiḥ

srnvatam-of those hearing; grnatam-and chanting; viryani-the wonderful activities; uddamani-able to counteract sin; hareh-of the Supreme Personality of Godhead; muhuh-always; yatha-as; su-jataya-easily brought forth; bhaktya-by devotional service; suddhyet-may be purified; na-not; atma-the heart and soul; vrata-adibhih-by performing ritualistic ceremonies.