Revelation 1:4
John to the seven assemblies that are in Asia: Grace to you, and peace, from Him Who is, and Who was, and Who is coming; and from the seven Spirits Who are before His throne;
Revelation 1:8
"I am the Alpha and the Omega," saith the Lord God, Who is, and Who was, and Who is coming, the Almighty.
Revelation 11:17
saying, "We give thanks to Thee, O Lord God, the Almighty, Who art, and Who wast; because Thou hast taken Thy great power, and didst reign.
Revelation 16:5
And I heard the angel of the waters, saying, "Righteous art Thou, Who art, and Who wast, the Holy One, because Thou didst thus judge;