Mat 24:31 And he will send out his angels with a loud trumpet call, and they will gather his elect from the four winds, from one end of heaven to the other.

1Cor 14:8 And if the bugle gives an indistinct sound, who will get ready for battle?
1Cor 15:52 in a moment, in the twinkling of an eye, at the last trumpet. For the trumpet will sound, and the dead will be raised imperishable, and we shall be changed.
1Th 4:16 For the Lord himself will descend from heaven with a cry of command, with the voice of an archangel, and with the sound of the trumpet of God. And the dead in Christ will rise first.
Heb 12:19 and the sound of a trumpet and a voice whose words made the hearers beg that no further messages be spoken to them.
Rev 1:10 I was in the Spirit on the Lord’s day, and I heard behind me a loud voice like a trumpet

Rev 4:1 After this I looked, and behold, a door standing open in heaven! And the first voice, which I had heard speaking to me like a trumpet, said, “Come up here, and I will show you what must take place after this.”
Rev 8:2 Then I saw the seven angels who stand before God, and seven trumpets were given to them.

Rev 8:6 Now the seven angels who had the seven trumpets prepared to blow them.

Rev 8:13 Then I looked, and I heard an eagle crying with a loud voice as it flew directly overhead, Woe, woe, woe to those who dwell on the earth, at the blasts of the other trumpets that the three angels are about to blow!”

Rev 9:14 saying to the sixth angel who had the trumpet, “Release the four angels who are bound at the great river Euphrates.”
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