Revelation 11:19

11:19 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.

Revelation 15:8

15:8 and the temple was filled with smoke from God’s glory and from his power. Thus no one could enter the temple until the seven plagues from the seven angels were completed.