prasenam -- Prasena; sa -- along with; hayam -- his horse; hatva -- killing; manim -- the jewel; acchidya -- seizing; kesari -- a lion; girim -- (a cave in) a mountain; visan -- entering; jambavata -- by Jambavan, the king of the bears; nihatah -- killed; manim -- the jewel; icchata -- who wanted.

A lion killed Prasena and his horse and took the jewel. But when the lion entered a mountain cave he was killed by Jambavan, who wanted the jewel.