Srimad Bhagavatam 10.57.05 - Madhavacarya's Life and Precepts (download mp3) and (download mp4)
by Muralidhar Prabhu at ISKCON Chowpatty
evam bhinna-matis tabhyam
sayanam avadhil lobhat
sa papah ksina jivitah
His mind thus influenced by their advice, wicked Satadhanva murdered Satrajit in his sleep simply out of greed. In this way the sinful Satadhanva shortened his own life span.
According to Srila Visvanatha Cakravarti, the word asattamah indicates that Satadhanva was basically evil-minded and a firm hater of Satrajit.