Valmiki Ramayana 7.15.29
ततस्तेन दशग्रीवो यक्षेन्द्रेण महात्मना ।गदयाभिहतो मूर्ध्नि न च स्थानात्प्रकम्पितः॥
tatastena daśagrīvo yakṣendreṇa mahātmanā |gadayābhihato mūrdhni na ca sthānātprakampitaḥ ||
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book