Mahabharata 3.277.9

हुत्वा शतसहस्रं स सावित्र्या राजसत्तमषष्ठे षष्ठे तदा काले बभूव मितभोजनः

hutvā śatasahasraṃ sa sāvitryā rājasattamaṣaṣṭhe ṣaṣṭhe tadā kāle babhūva mitabhojanaḥ

Our plain-language meaning of this verse is waiting for scholar review.