Adhyāya 40 (Book 7, Droṇa-parva): Abhimanyu’s Rapid Advance and Battlefield Disruption
ततो5भवन्महायुद्ध॑ त्वदीयानां परै: सह
tato 'bhavan mahāyuddhaṁ tvadīyānāṁ paraiḥ saha
Then a great battle arose between your own forces and the enemy, as the conflict intensified into a full-scale war—signaling the grave moral and human cost that follows when kin and rivals alike are driven into relentless violence.
संजय उवाच
The verse underscores how quickly hostility culminates in 'mahāyuddha'—a totalizing war—hinting at the ethical gravity of choices that propel communities into large-scale violence and suffering.
Sañjaya reports to the king that a great battle has erupted between the king’s side (the Kauravas) and their opponents (the Pandavas), marking an intensification of the fighting in the Drona Parva context.