Valmiki Ramayana Yuddha Kanda Sarga 71 Shloka 97
Original Shlokaस वृष्यमाणोबाणौघैरतिकायोमहाबलः । अवध्यकवचस्सङ्ख्येराक्षसोनैवविव्यथे ।।6.71.97।।
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बाणौघैः covered with arrows, वृष्यमाणः showered down, महाबलः mighty, अवध्यकवचः shield that impenetrable, राक्षसः Rakshasa, अतिकायः Atikaya, सङ्ख्ये in battlefield, विव्यथे not felt tormented.
Though covered with arrows showered on him, mighty Rakshasa Atikaya had an impenetrable shield in the battlefield and could not feel the torment.