Revelation 1:8
I am the Alpha and the Omega, says the Lord, who is, and who was, and who is to come, the Almighty.
Revelation 4:8
And the four living creatures had, each of them, six wings round about; and within they were full of eyes: and they rest not, day or night, saying, Holy, holy, holy, Lord God Almighty, who wast, and art, and art to come.
Revelation 1:4
John, to the seven congregation which are in Asia; favor and peace be with you, from him who is, and who was, and who is to come; and from the seven spirits which are before his throne;
Revelation 1:17
And when I saw him, I fell down at his feet, as dead; and he laid his right hand upon me, and said, Fear not; I am the First and the Last;