Mahabharata 7.85.6

ते वर्म भित्त्वा सुदृढं द्विषत्पिशितभोजनाःअभ्यगुर्धरणीं राजञ्श्वसन्त इव पन्नगाः

te varma bhittvā sudṛḍhaṃ dviṣatpiśitabhojanāḥabhyagurdharaṇīṃ rājañśvasanta iva pannagāḥ

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