Because the Lord Himself shall descend from heaven with a word of command, with the voice of an archangel, and with the trumpet of God, and the dead in Christ shall rise first.
Now after the three-and-a-half days, the breath of life from God entered into them, and they stood on their feet, and great fear fell on those who were watching them.
Then the seventh angel sounded his trumpet, and there were great voices in heaven, saying, "The kingdom of this world have become the kingdom of our Lord and of His Christ, and He shall reign forever and ever!"