Taken together, Revelation 15-16 form “the beginning of the end” of the visions John sees of God’s judgement against the world. The seven plagues these chapters depict represent God’s “perfect” (complete, full) wrath. The praises in 15:2-4 come from those who have emerged victorious over the “beast;” now, they are seen standing on God’s side of the sea. The “song of Moses…and the Lamb” unites the faithful of both old and new testaments in one whole – “the saved” –…