Revelation 1:4
[This book is from] John [and is being sent] to the seven churches that are in Asia [Note: This refers to the province of Asia Minor, a part of present-day Turkey]. May there be unearned favor and peace to you from God, the One who is [in the present], who was [in the past] and who will come [in the future], and from the seven spirits that are in front of God's throne [Note: Because the number "seven" was regarded as the number of perfection by the Jews, it is thought that this refers to the Holy Spirit].
Revelation 1:8
"I am the Alpha and the Omega" [Note: These are the first and last letters of the Greek alphabet, and indicate "the beginning and the end" See 21:6], says the Lord God Almighty, who is [in the present], and who was [in the past] and who will come [in the future].
Revelation 11:17
saying, "We thank you, O Lord God Almighty, who exists [in the present] and who existed [in the past], because you have taken your great power and have begun to rule.
Revelation 16:5
Then I heard the angel [in charge] of the waters saying, "You are just, [you] who are [in the present] and who were [in the past], O Holy One, because you have judged [that these things should happen].