Valmiki Ramayana Aranya Kanda Sarga 57 Shloka 23

मृगसन्निकाशम् appearing like a deer, इदं रक्षः this demon, अनुप्रयान्तम् who followed, माम् me, दूरम् far, प्रलोभ्य alluring, महता with great, श्रमेण with effort, कथञ्चित् somehow, हतम् killed, सः he, म्रियमाणः while on the verge of death, एव too, राक्षसः demon, अभूत् turned.

Appearing in the guise of a deer, this demon allured me to a great distance. With much effort he was somehow killed. but he assumed his demoniac form while dying.