Valmiki Ramayana Kishkindha Kanda Sarga 40 Shloka 61
Original Shlokaशैलस्य तस्य शृङ्गेषु कन्दरेषु वनेषु च।।4.40.61।। रावणस्सह वैदेह्या मार्गितव्यस्ततस्ततः।
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तस्य शैलस्य of that mountain, शृङ्गेषु on the peak, कन्दरेषु in the caves, वनेषु च in the forests, ततस्ततः here and there, रावणः Ravana, वैदेह्यासह with Vaidehi, मार्गितव्यः may be looked for.
You should search for Ravana and Vaidehi on the peak of that mountain, in the caves, in the forests here and there.