Valmiki Ramayana 7.31.18

उत्क्रामन्तं दरीवन्तं हिमवत्सन्निभं गिरिम् ।पश्यमानस्ततो विन्ध्यं रावणो नर्मदां ययौ॥

utkrāmantaṃ darīvantaṃ himavatsannibhaṃ girim |paśyamānastato vindhyaṃ rāvaṇo narmadāṃ yayau ||

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