manusyah kratubhir vibhum
tatah-thereafter; ca-also; manavah-the Manus or the fathers of mankind; kale-in due course of time; ijire-worshiped; rsayah-great sages; apare-others; pitarah-the forefathers; vibudhah-the learned scholars; daityah-great devotees of the demigods; manusyah-mankind; kratubhih vibhum-by performance of sacrifices in order to please the Supreme Lord.