Valmiki Ramayana 5.26.30
पुण्योत्सवसमुत्था च नष्टभर्त्री सराक्षसी ।भविष्यति पुरी लङ्का नष्टभर्त्री यथा ऽङ्गना॥
puṇyotsavasamutthā ca naṣṭabhartrī sarākṣasī |bhaviṣyati purī laṅkā naṣṭabhartrī yathā 'ṅganā ||
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book