This wonderful spectacle was wiinessed by all the on-lookers after Karna's fall. Then seeing Karna slain by Phalguna the Pandavas blew their conchs.
तदद्भुतं सर्वमनुष्ययोधाः संदृष्टवन्तो निहते स्म कर्णे। दृष्ट्वा कर्णं पातितं फाल्गुनन॥