tasmat-therefore; namna-by the name; visnu-ratah-protected by Visnu, the Personality of Godhead; iti-thus; loke-in all the planets; bhavisyati-shall become well known; mahabhaga-most fortunate; na-no; sandehah-doubts; maha-bhagavatah-the first-class devotee of the Lord; mahan-qualified by all good qualities.