Valmiki Ramayana Yuddha Kanda Sarga 42 Shloka 35
Original Shlokaविनेदुश्चमहाघोषाःशङ्खाःशतसहस्रशः । राक्षसानांसुघोराणांमुखमारुतपूरिताः ।।6.42.35।।
1 source checked for this shloka
राक्षसानां Rakshasas, सुघोराणां terrific sounds, शतसहस्रशः hundred thousand, महाघोषाः loud noise, शङ्खाः with conchs, विनेदुश्च sonorous, मुखमारुत with wind from their mouth, पूरिताः blown.
With hundred thousand Rakshasas blowing sonorous conchs, with the wind from their mouths, terrific noise arose.