He had been pierced deeply by Arjuna with clouds of arrows. He, therefore dropped down at the van of battle embracing the Earth.
पूर्वमेव स बाणौधैर्गाढविद्धोऽर्जुनेन ह। पपात सोऽपि धरणीमालिङ्ग्य रणमूर्धनि॥