Valmiki Ramayana Yuddha Kanda Sarga 41 Shloka 88
Original Shlokaतेन्तरिक्षाद्विनिर्धूतास्तस्यवेगेनराक्षसाः । भूमौनिपतिताःसर्वेराक्षसेन्द्रस्यपश्यतः ।।6.41.88।।
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तेन by that, अन्तरिक्षात् from the sky, तस्य its, निर्धूता crushed, वेगेन speed, राक्षसेन्द्रस्य Rakshasa king's, तस्य from (the mountain), तत्र there, सर्वे all, भूमौ on the ground, निपतिताः fell.
Crushed by that speed of Angada coming down as if from the sky all the Rakshasas fell down on the ground while the Rakshasa king looked on.