Valmiki Ramayana Yuddha Kanda Sarga 66 Shloka 5
Original Shlokaआत्मानमत्रविस्मृत्यवीर्याण्यभिजनानि च । क्वगच्छतभयत्रस्ताःप्राकृताहरयोयथा ।।6.66.5।।
1 source checked for this shloka
आत्मानम् yourself, अत्र there, वीर्याणि warriors, अभिजनानि च not knowing, विस्मृत्य forgetting, प्राकृताः by nature, हरयःयथा like the Vanaras, भयत्रस्ताः fearing, क्व where, गच्छत are you going.
"Forgetting yourself, that you are warriors, not knowing by nature, being Vanaras where are you going?"