Valmiki Ramayana Yuddha Kanda Sarga 67 Shloka 77

अथवा or else, अयम् एषः he alone, पार्थिव remain, सासुरोरगैः Nagas, gods and demons त्रिदशैः all the three, गृहीतः captured, भवेद्यदि by himself, स्वयम् himself, मोक्षम् liberate, प्राप्स्यति will attain.

'Or else this Sugriva alone can get liberated by fighting by himself with gods, demons and Nagas also, even if he is captured'.