Valmiki Ramayana Aranya Kanda Sarga 24 Shloka 4
Original Shlokaअमी रुधिरधारास्तु विसृजन्तः खरस्वनाः। व्योम्नि मेघा विवर्तन्ते परुषा गर्दभारुणाः।।3.24.4।।
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रुधिरधाराः flow of blood, विसृजन्तः showering, खरस्वनाः harsh sounds, परुषाः rough, गर्दभारुणाः brownishred like the colour of donkeys, अमी these, मेघाः clouds, व्योम्नि in the sky, विवर्तन्ते are moving about.
These rumbling clouds, brownishred like the colour of a donkey, are moving about in the sky showering streams of blood.