Valmiki Ramayana 2.9.51
चंद्रमाह्वयमानेन मुखेनाप्रतिमानना।गमिष्यसि गतिं मुख्यांगर्वयन्ती द्विषज्जने॥
caṃdramāhvayamānena mukhenāpratimānanā |gamiṣyasi gatiṃ mukhyāṃgarvayantī dviṣajjane ||
Our plain-language meaning of this verse is waiting for scholar review.