tasya-of Matali; tat-that service (bringing the chariot before Indra); pujayan-appreciating; karma-such service to the master; yantuh-of the chariot driver; danava-sat-tamah-the best of the demons, namely Jambhasura; sulena-by his trident; jvalata-which was blazing fire; tam-Matali; tu-indeed; smayamanah-smiling; ahanat-struck; mrdhe-in the battle.