Valmiki Ramayana 6.77.12
परिघोपमबाहुस्तु परिघं भास्करप्रभम्।बली बलवतस्तस्य पातयामास वक्षसि॥
parighopamabāhustu parighaṃ bhāskaraprabham |balī balavatastasya pātayāmāsa vakṣasi ||
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book