Valmiki Ramayana Ayodhya Kanda Sarga 58 Shloka 9
Original Shlokaसुकुमार्या तपस्विन्या सुमन्त्र सह सीतया। राजपुत्रौ कथं पादैरवरुह्य रथाद्गतौ।।2.58.9।।
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सुमन्त्र Sumantra, राजपुत्रौ king's sons, सुकुमार्या along with delicate, तपस्विन्या by the pitiable, सीतया सह with Sita, रथात् from the chariot, पादैः on foot, अवरुह्य alighting, कथम् how, गतौ did they go.
O Sumantra how did those two princes along with pitiable, delicate Sita, alight from the chariot, and enter the forest on foot?