Valmiki Ramayana 2.83.3
नव नाग सहस्राणि कल्पितानि यथा विधि ।अन्वयुर् भरतम् यान्तम् इक्ष्वाकु कुल नन्दनम्॥
nava nāga sahasrāṇi kalpitāni yathā vidhi |anvayur bharatam yāntam ikṣvāku kula nandanam ||
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book