Mahabharata 2.5.71

कच्चिन्नगरगुप्त्यर्थं ग्रामा नगरवत्कृताःग्रामवच्च कृता रक्षा ते च सर्वे तदर्पणाः

kaccinnagaraguptyarthaṃ grāmā nagaravatkṛtāḥgrāmavacca kṛtā rakṣā te ca sarve tadarpaṇāḥ

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