Rejoicing in Heaven
A great multitude in heaven shouts hallelujah because salvation, glory, and power belong to God, whose judgments are true and just. Babylon's destruction is specifically praised because God has judged the prostitute who corrupted the earth and has avenged the blood of His servants. The elders and living creatures fall down in worship, and a voice from the throne calls all God's servants to praise Him. The paragraph turns the fall of Babylon into liturgical celebration and public vindication of divine justice.
A1fter this I heard a sound like the roar of a great multitude in heaven, shouting: 2For His judgments are true and just. 3And a second time they called out: 4And the twenty-four elders and the four living creatures fell down and worshiped God who sits on the throne, saying: 5Then a voice came from the throne, saying: