Valmiki Ramayana Sundara Kanda Sarga 1 Shloka 60
Original Shlokaमुखं नासिकया तस्य ताम्रया ताम्रमाबभौ।।5.1.60।। सन्ध्यया समभिस्पृष्टं यथा तत्सूर्यमण्डलम्।
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तस्य his, ताम्रम् copperred, मुखम् face, ताम्रया by the red colour, नासिकया of the nose, सन्ध्यया by twilight, समभिस्पृष्टम् coming close, तत् that, सूर्यमण्डलं यथा like the Sun's orb, आबभौ appeared.
By the reflection of his copperyred nose, his face looked red like the Sun's orb coming close at twilight.