Valmiki Ramayana Yuddha Kanda Sarga 56 Shloka 19
Original Shlokaतत्पर्वताग्रमाकाशेरक्षोबाणविदारितम् । विकीर्णंपतितंदृष्टवाहनुमान्क्रोधमूर्छितः ।।6.56.19।।
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आकाशे in the sky, रक्षोबाणविदारितम् by Rakshasa's arrows broken, विकीर्णम् into pieces, पतितम् fallen, तत् that, पर्वताग्रम् peak of mountain, दृष्टवा gazing, हनुमान् Hanuman, क्रोधमूर्छितः deluded with anger.
Hanuman seeing the peak of the mountain broken into pieces by Rakshasa's arrows and fallen was deluded with anger.