Revelation 1:7-9 New American Standard Bible (NASB)
7 Behold, He is coming with the clouds, and every eye will see Him, even those who pierced Him; and all the tribes of the earth will mourn over Him. So it is to be. Amen.
8 “I am the Alpha and the Omega,” says the Lord God, “who is and who was and who [a]is to come, the Almighty.”
The Patmos Vision
9 I, John, your brother and fellow partaker in the tribulation and kingdom and [b]perseverance which are in Jesus, was on the island called Patmos because of the word of God and the testimony of Jesus.