Valmiki Ramayana Aranya Kanda Sarga 69 Shloka 29

अग्निज्वालानिकाशेन resembling the flaming fire, ललाटस्थेन on the forehead, दीप्यता by the glowing, महापक्ष्मेण with huge eyelashes, पिङ्गेन with reddishbrown colour, विपुलेन huge, आयतेन च stretched , आशुदर्शिना with instant vision, घोरेण terrific one, उरसि on the chest, एकेन one, नयनेन eye, महादंष्ट्रोपपन्नम् having massive fangs, लेलिहानम् while licking his lips, महामुखम् his huge mouth, तम् him

He had a single eye that was reddishbrown in colour resembling flaming fire. It was fixed in the chest. His eyelashes glowed. He had instant vision with massive fangs in his huge mouth. He was licking his lips.