Valmiki Ramayana Kishkindha Kanda Sarga 61 Shloka 3
Original Shlokaअहं चैव जटायुश्च सङ्घर्षाद्धर्पमोहितौ। आकाशं पतितौ वीरौ जिज्ञासन्तौ पराक्रमम्।।4.61.3।।
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अहं चैव I also, जटायुश्च Jatayu also, दर्पमोहितौ deluded by pride, पराक्रमम् valour, वीरौ two heroes, जिज्ञासन्तौ with the intention of knowing, सङ्घर्षात् challenging each other, दूरात् from far, आकाशम् sky, पतितौ we flew.
'Deluded by pride, I and my brother Jatayu challenging each other to test our relative strength flew far into the sky.