Cross reference
Revelation 22:13
13 I am the Alpha and the Omega, the First and the Last, the Beginning and the End.
Revelation 21:6
6 He said to me, "It is done! I am the Alpha and the Omega, the Beginning and the End. I will give freely to him who is thirsty from the spring of the water of life.
Revelation 1:8
8 "I am the Alpha and the Omega,{TR adds "the Beginning and the End"}" says the Lord God,{TR omits "God"} "who is and who was and who is to come, the Almighty."
Isaiah 44:6
6 Thus says Yahweh, the King of Israel, and his Redeemer, Yahweh of Hosts: I am the first, and I am the last; and besides me there is no God.
Isaiah 48:12
12 Listen to me, O Jacob, and Israel my called: I am he; I am the first, I also am the last.
Revelation 1:17
17 When I saw him, I fell at his feet like a dead man. He laid his right hand on me, saying, "Don't be afraid. I am the first and the last,
Isaiah 41:4
4 Who has worked and done it, calling the generations from the beginning? I, Yahweh, the first, and with the last, I am he.
Revelation 1:11
11 saying, "{TR adds "I am the Alpha and the Omega, the First and the Last."}What you see, write in a book and send to the seven assemblies{TR adds "which are in Asia"}: to Ephesus, Smyrna, Pergamum, Thyatira, Sardis, Philadelphia, and to Laodicea."