Valmiki Ramayana 3.51.30

युध्यस्व यदि शूरो असि मुहूर्तम् तिष्ठ रावण ।शयिष्यसे हतो भूमौ यथा भ्राता खरः तथा॥

yudhyasva yadi śūro asi muhūrtam tiṣṭha rāvaṇa |śayiṣyase hato bhūmau yathā bhrātā kharaḥ tathā ||

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