Valmiki Ramayana Sundara Kanda Sarga 13 Shloka 15
Original Shlokaअथवा निहिता मन्ये रावणस्य निवेशने।।5.13.15।। नूनं लालप्यते सीता पञ्जरस्थेव शारिका।
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अथवा or else, रावणस्य Ravana's, निवेशने in his palace, निहिता kept, सीता Sita, पञ्जरस्था in the cage, शारिका इव like myna, नूनम् surely, लालप्यते crying, मन्ये I think.
"Or, I think Sita might have been imprisoned in a cage like a myna in Ravana's palace. She will be surely crying.