kirtimantam-by the name Kirtiman; prathama-jam-the first-born baby; kamsaya-unto Kamsa; anakadundubhih-Vasudeva; arpayam asa-delivered; krcchrena-with great pain; sah-he (Vasudeva); anrtat-from the breaking of the promise, or from fear of being a liar; ati-vihvalah-was very much disturbed, being afraid.
Vasudeva was very much disturbed by fear of becoming a liar by breaking his promise. Thus with great pain he delivered his first-born son, named Kirtiman, into the hands of Kamsa.