Valmiki Ramayana Ayodhya Kanda Sarga 50 Shloka 7
Original Shlokaतथा विलपतां तेषामतृप्तानां च राघवः। अचक्षुर्विषयं प्रायाद्यथार्कः क्षणदामुखे।।2.50.7।।
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अतृप्तानाम् not satisfied, तेषाम् them, तथा in that manner, विलपताम् lamenting, राघवः Rama, क्षणदामुखे at nightfall, अर्कः the Sun, यथा like that, अचक्षुर्विषयम् out of sight, प्रायात् went.
Not yet satisfied (they wanted to linger longer), they stood weeping, while Rama went out of sight just as the Sun disappears at nightfall.