I am Alpha and Omega, the Beginning and the End, the First and the Last; the Alpha, etc. Reverse the position of the two last phrases. These words, which appropriately open and close the book (cf. Revelation 1:8), occur (like those in Revelation 22:11 above) continually in Isaiah (see Isaiah 41:4; Isaiah 43:10; Isaiah 44:6; Isaiah 48:12).
All three titles are here combined, as if to finally gather up into one impressive assertion the titles hitherto used separately (cf. Revelation 1:8, Revelation 1:17; Revelation 2:8; Revelation 21:6).
"The first title is symbolical; the second is borrowed from the Old Testament; the third is philosophical "('Speaker's Commentary').