Valmiki Ramayana 5.2.23
कैलासशिखरप्रख्यामालिख्स्न्तीमिवाम्बरम् ।डीयमानामिवाकाशमुच्छ्रितैर्भवनोत्तमैः॥
kailāsaśikharaprakhyāmālikhsntīmivāmbaram |ḍīyamānāmivākāśamucchritairbhavanottamaiḥ ||
Our plain-language meaning of this verse is waiting for scholar review.