Valmiki Ramayana Yuddha Kanda Sarga 91 Shloka 50
Original Shlokaतयोस्तुधनुषीश्रेष्ठेबाहुभिःपरिघोपमैः ।।6.91.50।। विकृष्यमाणेबलवत् क्रौञ्चविवचुकूजतुः ।
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परिगोपमैः resembling iron bars, बाहुभिः arms, बलवत् with great strength, विकृष्यमाणे drawn, तयोः those two, श्रेष्ठेexcellent, धनुषी bows, क्रौञ्चविव like Krauncha, चुकूजतुः made noise
Excellent bows of the two made noise like Krauncha birds while being drawn with great strength by the two, whose arms resembled iron bars.