Valmiki Ramayana Aranya Kanda Sarga 21 Shloka 10
Original Shlokaतान्दृष्ट्वा पतितान्भूमौ क्षणेनैव महाबलान्। रामस्य च महत्कर्म महांस्त्रासोऽभवन्मम।।3.21.10।।
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क्षणेनैव in moments, भूमौ on earth, पतितान् fallen down, महाबलान् mighty ones, तान् them, रामस्य Rama's, महत् great, कर्म च action, दृष्ट्वा seeing, मम to me, महान् powerful, त्रासः fear, अभवत् befell.
Seeing the powerful demons collapse on the ground in a moment's time through Rama's action, I was frightened.