Valmiki Ramayana Ayodhya Kanda Sarga 102 Shloka 31
Original Shlokaतत स्तेनैव मार्गेण प्रत्युत्तीर्य सरित्तटात्। आरुरोह नरव्याघ्रो रम्यसानुं महीधरम्।।2.102.31।।
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ततः thereafter, नरव्याघ्रः best among men (Rama), तेन that, मार्गेणैव by the same path itself, नदीतटात् from the river bank, प्रत्युत्तीर्य having ascended, रम्यसानुम् having charming slopes, महीधरम् mountain, आरुरोह climbed.
Rama, the tiger among men, ascending the riverbank and proceeding on the same path (he had come), climbed the (Chitrakuta) mountain of charming slopes.