Valmiki Ramayana Kishkindha Kanda Sarga 50 Shloka 2
Original Shlokaसिंहशार्दूलजुष्टेषु शिलाश्च सरितस्तदा। विषमेषु नगेन्द्रस्य महाप्रस्रवणेषु च।।4.50.2।।
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तदा then, सरितः rivers, सिंहशार्दूलजुष्टेषु inhabited by lions and tigers, शिलाश्च rocks, नगेन्द्रस्य vast mountain, विषमेषु in difficult spots, महाप्रस्रवणेषु च near mountain streams also.
They also searched near rivers, mountain streams, hill ranges, caves of lions and tigers, in the rock shelters and difficult spots of vast mountains.