Gadāyuddhe Kṛṣṇopadeśaḥ (Kṛṣṇa’s Counsel in the Mace-Duel) — Śalya-parva 57
तस्य भीमो महावेगां जाम्बूनदपरिष्कृताम्
tasya bhīmo mahāvegāṃ jāmbūnadapariṣkṛtām
Sañjaya said: Then Bhīma, with tremendous force, took up a weapon splendidly adorned with Jāmbūnada gold, preparing to strike—an image of martial resolve and the relentless momentum of war.
संजय उवाच