atha - then; tau - those two (Kṛṣṇa and Balarāma); api - also; saṅkruddhau - greatly angered; udyamya - joining the fight; kuru-nandana - O favorite son of the Kurus; erakā-muṣṭi - the canes in their fists; parighau - using as clubs; carantau - moving about; jaghnatuḥ - they began to kill; yudhi - in the battle.

O son of the Kurus, Kṛṣṇa and Balarāma then became very angry. Picking up cane stalks, They moved about within the battle and began to kill with these clubs.