'Roaring' in the Bible
"And there will be signs in the sun and moon and stars, and on the earth nations will be in distress, anxious over the roaring of the sea and the surging waves.
Be sober and alert. Your enemy the devil, like a roaring lion, is on the prowl looking for someone to devour.
From the throne came out flashes of lightning and roaring and crashes of thunder. Seven flaming torches, which are the seven spirits of God, were burning in front of the throne
Then the angel took the censer, filled it with fire from the altar, and threw it on the earth, and there were crashes of thunder, roaring, flashes of lightning, and an earthquake.
Then he shouted in a loud voice like a lion roaring, and when he shouted, the seven thunders sounded their voices.
Then the temple of God in heaven was opened and the ark of his covenant was visible within his temple. And there were flashes of lightning, roaring, crashes of thunder, an earthquake, and a great hailstorm.
Then there were flashes of lightning, roaring, and crashes of thunder, and there was a tremendous earthquake -- an earthquake unequaled since humanity has been on the earth, so tremendous was that earthquake.