Mahabharata 7.165.113
भीमसेनस्तु सव्रीडमब्रवीत्पितरं तवअश्वत्थामा हत इति तच्चाबुध्यत ते पिता
bhīmasenastu savrīḍamabravītpitaraṃ tavaaśvatthāmā hata iti taccābudhyata te pitā
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book