Valmiki Ramayana Yuddha Kanda Sarga 34 Shloka 13
Original Shlokaएषतेयद्यभिप्रायस्तदागच्छामिजानकी: । गृह्यशत्रोरभिप्रायमुपावृत्तांचपश्यमाम् ।।6.34.13।।
1 source checked for this shloka
जानकी Janaki, एषः if it is so, ते to you, अभिप्रायःयदि if it is your opinion, तस्मात् to him, गच्छामि shall go, शत्रोः enemy, अभिप्रायम् intention, गृह्य find out secretly, उपावृत्ताम् shall return back.
"Janaki! If you think so, I shall go to Ravana secretly and find out his intention and return back."