Then beholding that Alayudha (on whom all his hopes rested) slain by the son of Bhimasena, Duryodhana considered Bhima's vow (about the slaughter of himself and his brothers) to be already fulfilled.
स तं दृष्ट्वा विनिहतं भीमसेनात्मजेन वै। प्रतिज्ञा भीमसेनस्य पूर्णामेवाभ्यमन्यत॥