Revelation 6:1

On the next day, he *saw Jesus coming to him and *said, “Behold, the Lamb of God who takes away the sin of the world!

And before the throne there was something like a sea of glass, like crystal. And in the center and around the throne, four living creatures full of eyes in front and behind.

And the four living creatures, each one of them having six wings, are full of eyes around and within, and day and night they do not cease to say, “Holy, holy, holy is the Lord God, the Almighty, who was and who is and who is to come.”

When He opened the seventh seal, there was silence in heaven for about half an hour.

And I heard a voice from heaven, like the sound of many waters and like the sound of loud thunder, and the voice which I heard was like the sound of harpists playing on their harps.

Then I heard something like the voice of a great crowd and like the sound of many waters and like the sound of mighty peals of thunder, saying, “Hallelujah! For the Lord our God, the Almighty, reigns.

The Seven Seals