Valmiki Ramayana Yuddha Kanda Sarga 55 Shloka 22
Original Shlokaहरीनेवसुसंरुष्टाहरयोजघ्नुराहवे ।।6.55.22।। राक्षसाराक्षसांश्चापिनिजघ्नुस्तिमिरेतदा ।
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तदा then, तिमिरे darkness, आहवे attacked, सुसंरुष्टाः in anger, हरयः Vanaras, हरीनेव Vanaras, जघ्नुः went, राक्षसाः Rakshasa, राक्षसांश्चापि Rakshasas even, निजघ्नुः attacked.
Then in that darkness and in anger Vanaras went attacking Vanaras and Rakshasas also attacked Rakshasas (not knowing).