Valmiki Ramayana 5.59.25

अशोकवनिकामध्ये रावणस्य दुरात्मनः ।अधस्ताच्छिंशुपावृक्षे साध्वी करुणमास्थिता॥

aśokavanikāmadhye rāvaṇasya durātmanaḥ |adhastācchiṃśupāvṛkṣe sādhvī karuṇamāsthitā ||

Our plain-language meaning of this verse is waiting for scholar review.