Revelation 6:1

The Seven Seals

6:1 I looked on when the Lamb opened one of the seven seals, and I heard one of the four living creatures saying with a thunderous voice, “Come!”

Revelation 14:2

14:2 I also heard a sound coming out of heaven like the sound of many waters and like the sound of loud thunder. Now the sound I heard was like that made by harpists playing their harps,