Bhagavad Gita Chapter 1
Celebration of impending victory.
drupado draupadeyāś ca sarvaśaḥ pṛthivī pate saubhadraś ca mahābāhuh śaṅkhān dadhmuḥ pṛthak-pṛthak
Drupada, the sons of Draupadī , and the mighty-armed Abhimanyu, son of Subhadrā, all of them, O king, blew their own conches.