The Revelation of Jesus Christ : The ancient Greek word translated Revelation is apokalupsis (apocalypse). And He sent and signified it by His angel to His servant John, who bore witness to the word of God, and to the testimony of Jesus Christ, to all things that he saw.Ī. The Revelation of Jesus Christ, which God gave Him to show His servants - things which must shortly take place. (1-2) The writer of the Book of Revelation. The introduction and prologue to the Book of Revelation.