Valmiki Ramayana Yuddha Kanda Sarga 76 Shloka 71
Original Shlokaनिकुम्भाग्रजवीर्यंतेबाणवेगवदद्भुतम् ।।6.76.71।। सन्नतिश्चप्रभावश्चतववारावणस्यवा ।
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निकुम्भाग्रज elder brother of Nikumbha, ते your, वीर्यम् valour, बाणवेगवत् by the speed of your arrow, अद्भुतम् wonderful, सन्नतिश्च compliance, प्रभावश्च glory, तववा of yours, रावणस्यवा or Ravana's.
"Oh, elder brother of Nikumbha! Your valour, speed of your arrows, compliance, and glory is wonderful like that of Ravana's."