Revelation 7:1

The Sealing of the 144,000

7:1 After this I saw four angels standing at the four corners of the earth, holding back the four winds of the earth so no wind could blow on the earth, on the sea, or on any tree.

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.