Valmiki Ramayana Yuddha Kanda Sarga 42 Shloka 14
Original Shlokaतेताम्रवक्त्राहेमाभारामार्थेत्यक्तजीविताः । लङ्कामेवाभ्यवर्तन्तसालतालशिलायुधाः ।।6.42.14।।
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ताम्रवक्त्रा having copper colour faces, हेमाभा golden coloured, रामार्थे for the sake of Rama, त्यक्तजीविताः giving up life, सालतालशिलायुधाः Sala, Tala trees and rocks as weapons, लङ्कामेवाभ्यवर्तन्त went to Lanka.
Vanaras of copper colour faces and golden coloured ones, dedicating their lives for the sake of Rama holding Sala trees and rocks went towards Lanka.