Revelation 8:2

8:2 Then I saw the seven angels who stand before God, and seven trumpets were given to them.

Revelation 8:13

8:13 Then I looked, and I heard an eagle flying directly overhead, proclaiming with a loud voice, “Woe! Woe! Woe to those who live on the earth because of the remaining sounds of the trumpets of the three angels who are about to blow them!”