bhūtvā punaḥ saumya-vapur mahātmā

sanjayah uvaca-Sanjaya said; iti-thus; arjunam-unto Arjuna; vasudevah-Krsna; tatha-that way; uktva-saying; svakam-His own; rupam-form; darsayamasa-showed; bhuyah-again; asvasayamasa-also convinced him; ca-also; bhitam-fearful; enam-him; bhutva punah-becoming again; saumya-vapuh-beautiful form; mahatma-the great one.