Valmiki Ramayana Aranya Kanda Sarga 50 Shloka 5
Original Shlokaतस्यैषा लोकनाथस्य धर्मपत्नी यशस्विनी। सीता नाम वरारोहा यां त्वं हर्तुमिहेच्छसि।।3.50.5।।
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याम् whom, त्वम् you, इह from here, हर्तुम् to take away, इच्छसि are desiring, एषा she is, सीता नाम Sita by name, वरारोहा a beautiful lady, यशस्विनी illustrious, लोकनाथस्य of the lord of the world, तस्य his, धर्मपत्नी wife.
The lady you want to abduct from here is the famous Sita, the lawful wife of Rama, the lord of the world.