Valmiki Ramayana Aranya Kanda Sarga 35 Shloka 37
Original Shlokaतं तु गत्वा परं पारं समुद्रस्य नदीपतेः। ददर्शाश्रममेकान्ते रम्ये पुण्ये वनान्तरे।।3.35.37।।
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नदीपतेः of lord of rivers(ocean), समुद्रस्य of the sea, तम् that, परं पारम् गत्वा going over to the other side, रम्ये in a beautiful, पुण्ये in a sacred, वनान्तरे in the middle of the forest, एकान्ते in a secluded place, आश्रमम् hermitage, ददर्श beheld.
Ravana crossed over to the other side of the sea, the lord of rivers, and beheld a hermitage in a beautiful, secluded, sacred place in the middle of the forest.