Valmiki Ramayana Yuddha Kanda Sarga 27 Shloka 27
Original Shlokaहरीणांवाहिनीमुख्योनदींहैमवतीमनु । उशीरबीजमाश्रित्यपर्वतंमन्दरोपमम् ।।6.27.27।। रमतेवानरश्रेष्ठोदिविशक्रइवस्वयम् ।
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हरीणाम् of the monkeys, वाहिनीमुख्यः chief of the army, वानरश्रेष्ठः most excellent one, हैमवतीम् Hymavathi, नदीम् river, उशीरबीजम् Usirabeejam, पर्वतम् mountain, मन्दरोपमम् like the Mandara mountain, आश्रित्य: taking as abode, दिवि: in heaven, स्वयम् just as, शक्रःइव: Indra, रमते: revels.
"The chief of the army of monkeys and the excellent one among Vanaras revels on the mountain Usirabeejam like the mountain Mandara on the bank of river Hymavathi just as Indra in heaven."