Valmiki Ramayana 6.59.5

सो ऽहं रिपुविनाशाय विजयायाविचारयन् ।स्वयमेव गमिष्यामि रणशीर्षं तदद्भुतम्॥

so 'haṃ ripuvināśāya vijayāyāvicārayan |svayameva gamiṣyāmi raṇaśīrṣaṃ tadadbhutam ||

Our plain-language meaning of this verse is waiting for scholar review.