Revelation 19:1-2

 "And behold, I am coming quickly. 

Blessed is he who heeds the words of the prophecy of this book."     

Revelation 22:7  NASB

After this I heard what sounded like the roar of a great multitude in heaven shouting: "Hallelujah! Salvation and glory and power belong to our God, for true and just are his judgments. He has condemned the great prostitute who corrupted the earth by her adulteries. He has avenged on her the blood of his servants." 

After this I heard what sounded like the roar of a great multitude in heaven 
Revelation 19:6  Then I heard what sounded like a great multitude, like the roar of rushing waters and like loud peals of thunder, shouting: "Hallelujah! For our Lord God Almighty reigns."
Revelation 11:15  The seventh angel sounded his trumpet, and there were loud voices in heaven, which said: "The kingdom of the world has become the kingdom of our Lord and of his Messiah, and he will reign for ever and ever."

shouting: "Hallelujah!" 
Revelation 19:3-4  And again they shouted: "Hallelujah! The smoke from her goes up for ever and ever." The twenty-four elders and the four living creatures fell down and worshiped God, who was seated on the throne. And they cried: "Amen, Hallelujah!"

Salvation 
Revelation 7:10  And they cried out in a loud voice: "Salvation belongs to our God, who sits on the throne, and to the Lamb."
Revelation 12:10  Then I heard a loud voice in heaven say: "Now have come the salvation and the power and the kingdom of our God, and the authority of his Messiah. For the accuser of our brothers and sisters, who accuses them before our God day and night, has been hurled down."

and glory and power belong to our God 
Revelation 4:11  "You are worthy, our Lord and God, to receive glory and honor and power, for you created all things, and by your will they were created and have their being."
Revelation 7:11-12  All the angels were standing around the throne and around the elders and the four living creatures. They fell down on their faces before the throne and worshiped God, saying: "Amen! Praise and glory and wisdom and thanks and honor and power and strength be to our God for ever and ever. Amen!"

for true and just are his judgments 
Revelation 16:7  And I heard the altar respond: "Yes, Lord God Almighty, true and just are your judgments."

He has condemned the great prostitute 
Revelation 17:1  One of the seven angels who had the seven bowls came and said to me, "Come, I will show you the punishment of the great prostitute who sits on many waters."

He has avenged on her the blood of his servants 
Revelation 6:10  They called out in a loud voice, "How long, Sovereign Lord, holy and true, until you judge the inhabitants of the earth and avenge our blood?"
Revelation 18:20  "Rejoice over her, you heavens! Rejoice, you people of God! Rejoice, apostles and prophets! for God has judged her with the judgment she imposed on you."

Scriptures taken from the Holy Bible, New International Version® NIV®, Copyright© 1973, 1978, 1984, 2011 by Biblica, Inc.® Used by permission. All rights reserved worldwide. 
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