Valmiki Ramayana Aranya Kanda Sarga 42 Shloka 8
Original Shlokaप्रलोभयित्वा वैदेहीं यथेष्टं गन्तुमर्हसि। तां शून्ये प्रसभं सीतामानयिष्यामि मैथिलीम्।।3.42.8।।
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वैदेहीम् to Vaidehi, प्रलोभयित्वा after tempting, यथेष्टम् wherever you like, गन्तुम् to go, अर्हसि should, शून्ये when no one is there, मैथिलीम् princess of Mithila, तां सीताम् that Sita, प्रसभम् forcibly, आनयिष्यामि will bring.
You may go whereever you like after tempting Vaidehi. When the princess of Mithila is alone, I will bring her by force.