Valmiki Ramayana 3.46.32
एका चरसि कल्याणि घोरान् राक्षस सेवितान् ।इति प्रशस्ता वैदेही रावणेन दुरात्मना - महात्मना-॥
ekā carasi kalyāṇi ghorān rākṣasa sevitān |iti praśastā vaidehī rāvaṇena durātmanā - mahātmanā- ||
Our plain-language meaning of this verse is waiting for scholar review.