Valmiki Ramayana Yuddha Kanda Sarga 75 Shloka 33

अथ and then, प्रदग्धकायान् burnt bodies, बहिः outside, निर्गतान् unable to bear, अपरान् continued, राक्षसान् Rakshasas, हरयः monkeys, युयुत्सवः eager to fight, सहसा suddenly, उत्पतन्तिस्म assailed.

And thereafter the monkeys who were eager to fight assailed the Rakshasas who came out suddenly unable to bear the burning of the bodies.