Valmiki Ramayana 6.68.1

कुम्भकर्णं हतं दृष्ट्वा राघवेण महात्मना।राक्षसा राक्षसेन्द्राय रावणाय न्यवेदयन्॥

kumbhakarṇaṃ hataṃ dṛṣṭvā rāghaveṇa mahātmanā |rākṣasā rākṣasendrāya rāvaṇāya nyavedayan ||

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