Valmiki Ramayana 2.98.8
यावन्न चरणौ भ्रातु: पार्थिवव्यञ्जनान्वितौ।शिरसा धारयिष्यामि न मे शान्तिर्भविष्यति॥
yāvanna caraṇau bhrātu: pārthivavyañjanānvitau |śirasā dhārayiṣyāmi na me śāntirbhaviṣyati ||
Our plain-language meaning of this verse is waiting for scholar review.