salvah -- Salva; saureh -- of Lord Krishna; tu -- but; doh -- the arm; savyam -- left; sa -- with; sarngam -- the Lord's bow, called Sarnga; sarnga-dhanvanah -- of Him who is called Sarnga-dhanva; bibheda -- struck; nyapatat -- fell; hastat -- from His hand; sarngam -- the Sarnga bow; asit -- was; tat -- this; adbhutam -- amazing.

Salva then managed to strike Lord Krishna's left arm, which held His bow Sarnga, and, amazingly, Sarnga fell from His hand.