Bhagavad Gita 1.15
Krishna, Arjuna and Bhima blow Panchajanya, Devadatta and Paundra.
पाञ्चजन्यं हृषीकेशो देवदत्तं धनंजयः।
पौण्ड्रं दध्मौ महाशङ्खं भीमकर्मा वृकोदरः॥
pāñcajanyaṃ hṛṣīkeśo devadattaṃ dhanañjayaḥ
pauṇḍraṃ dadhmau mahā-śaṅkhaṃ bhīma-karmā vṛkodaraḥ
Translation
Hrishikesha blew Panchajanya, Dhananjaya blew Devadatta, and Vrikodara of fearsome deeds blew the great conch Paundra.
Hindi
हृषीकेश ने पाञ्चजन्य, धनंजय ने देवदत्त और भयंकर कर्म करने वाले वृकोदर ने अपना महाशंख पौण्ड्र बजाया।
Commentary
Each hero has a named conch. Hrishikesha is Krishna, "lord of the senses", and Dhananjaya, "winner of wealth", is Arjuna. Vrikodara, "wolf-belly", is Bhima, known for his enormous appetite and strength. Names and titles in the Gita often carry such meaning. The conches of the other Pandavas follow in 1.16.

