Revelation 8:1

As soon as the Lamb had broken the seventh seal, there was silence in Heaven for, it might be, half-an-hour.

Revelation 6:1

Then I saw the Lamb break one of the seven seals, and I heard one of the four Creatures crying with a voice like thunder--'Come.'

Revelation 5:1

Then I saw at the right hand of him who was 'seated on the throne a book, with writing inside and out, and sealed' with seven seals;

Revelation 6:3

When the Lamb broke the second seal, I heard the second Creature crying--'Come.'

Revelation 6:5

When the Lamb broke the third seal, I heard the third Creature crying--'Come.' And in my vision I saw 'a black horse.' Its rider held scales in his hand.

Revelation 6:7

When the Lamb broke the fourth seal, I heard the voice of the fourth Creature crying-- 'Come.'

Revelation 6:9

When the Lamb opened the fifth seal, I saw under the altar the souls of those who had been killed for the sake of God's Message and for the testimony which they had borne.

Revelation 6:12

And I saw the Lamb break the sixth seal, and then there was a great earthquake. The sun became black, like sackcloth, and the moon, which was at its full, like blood.

Revelation 5:9

And they are singing a new song--'Thou art worthy to take the book and break its seals, for thou wast sacrificed, and with thy blood thou didst buy for God men of every tribe, and language, and people, and nation,

Treasury of Scripture Knowledge

Summary

And when he had opened the seventh seal, there was silence in heaven about the space of half an hour.

Bible References

And

Revelation 5:1
Then I saw at the right hand of him who was 'seated on the throne a book, with writing inside and out, and sealed' with seven seals;
Revelation 6:1
Then I saw the Lamb break one of the seven seals, and I heard one of the four Creatures crying with a voice like thunder--'Come.'