Valmiki Ramayana Aranya Kanda Sarga 20 Shloka 1
Original Shlokaततश्शूर्पणखा घोरा राघवाश्रममागता। राक्षसानाचचक्षे तौ भ्रातरौ सह सीतया।।3.20.1।।
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ततः thereafter, घोरा frightful, शूर्पणखा Surpanakha, राघवाश्रमम् Rama's hermitage, आगता came, राक्षसान् to the demons, सह सीतया with Sita, भ्रातरौ brothers, तौ both, आचचक्षे spoke about.
The frightful Surpanakha came to the hermitage of Rama and showed both the brothers and Sita to the demons. Rama kills all the fourteen demons -- Surpanakha describes the killing to Khara.