Valmiki Ramayana 7.17.10
न च मां स पिता तेभ्यो दत्तवान्राक्षसर्षभ ।कारणं तद्वदिष्यामि निशाचर निशामय॥
na ca māṃ sa pitā tebhyo dattavānrākṣasarṣabha |kāraṇaṃ tadvadiṣyāmi niśācara niśāmaya ||
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book