Mahabharata 6.112.11
अश्वत्थामा तु समरे सात्यकिं नवभिः शरैःत्रिंशता च पुनस्तूर्णं बाह्वोरुरसि चार्पयत्
aśvatthāmā tu samare sātyakiṃ navabhiḥ śaraiḥtriṃśatā ca punastūrṇaṃ bāhvorurasi cārpayat
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book