Valmiki Ramayana Yuddha Kanda Sarga 53 Shloka 27

दृष्टवाः seeing, वालिसुतः Vali's son, क्रोधेन enraged, द्विगुणाविष्टः redoubled, संवर्तके at the time of universal destruction, अनलःइव like fire, रणे in war, तान् them, राक्षसान् Rakshasas, निघ्नतः exterminate.

Seeing the Vanaras being destroyed, Vali's son, Angada with redoubled anger, like fire at the time of universal destruction, started to exterminate Rakshasas.