na-not; vadhyah-ought to be killed; bhavatam-by all of you; indrah-the King of heaven; yat-because; yajnah-a name of Indra; bhagavat-tanuh-part of the body of the Supreme Personality of Godhead; yam-whom; jighamsatha-you wish to kill; yajnena-by performing sacrifice; yasya-of Indra; istah-being worshiped; tanavah-parts of the body; surah-the demigods.