दाशरथिः Rama, शरैः with arrows, सुरासुरमहोरगान् gods or demons and nagas, वशे under control, कर्तुम् to do, कामम् indeed, शक्तः खलु he has the capacity, त्वत् प्रतिज्ञाम् your swearing, हि indeed, काङ्क्षते he is looking for.

'Indeed, Rama is fully capable of subduing gods, demons as well as nagas with his arrows. He is looking for your help in view of your promise.