Valmiki Ramayana Kishkindha Kanda Sarga 60 Shloka 10

विषमात् from the craggy rugged place, विन्ध्याग्रात् from the peak of Vindhya mountain, शनैः slowly, कृच्छ्रेण with great difficulty, अवतीर्य having descended, तीक्ष्णदर्भाम् a place with sharp rough darbha grass, वसुमतीम् to the land, दुःखेन with difficulty, पुनः again, आगतः came.

'I descended down slowly from the high rugged peak of the Vindhya mountain with great difficulty to the plain land bristling with sharp, harsh darbha grass.