"For that reason of Surpanakha, this enmity has been conceived by Ravana and for his own destruction, the ten headed Rakshasa borne away Sita." [6-95-11]
"On perceiving that Viradha solicitous of Vaidehi, the Rakshasa was killed by Rama with one arrow. That is sufficient proof (of Rama's valour)." [6-95-13]