Krishna said O son of Kunti, the foe that has become tried in the fight.cannot be pressed. If pressed at such a time, he may even die.
क्लान्तः शत्रुर्न कौन्तेय लभ्यः पीडयितुं रणे। पीड्यमानो हि कात्स्न्येन जह्याज्जीवितमात्मनः॥