What is the meaning of Revelation 21:6?

* The two F.O.G. Bibles & Commentary below are currently a work in progress.

And He told me, “It is done! I am the Alpha and the Omega, the Beginning and the End. To the thirsty I will give freely from the spring of the water of life.

Berean Standard Bible (BSB)

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.

World English Bible (WEB)

And{G2532} he said{G2036}{(G5627)} unto me{G3427}, It is done{G1096}{(G5754)}. I{G1473} am{G1510}{(G5748)} Alpha{G1} and{G2532} Omega{G5598}, the beginning{G746} and{G2532} the end{G5056}. I{G1473} will give{G1325}{(G5692)} unto him that is athirst{G1372}{(G5723)} of{G1537} the fountain{G4077} of the water{G5204} of life{G2222} freely{G1432}.

Strong's King James

(6) Then He said to me, "It's happened! I, the Alpha and the Omega, the beginning and the end; I will freely give to the one thirsty from the fountain water of life!"

The F.O.G*

[6] He continued: "It is accomplished! I am the Alpha and the Omega, the Beginning and the End. To anyone who thirsts, I will freely give water from the spring of life.

The F.O.G Paraphrase

and He said to me, ‘It hath been done! I am the Alpha and the Omega, the Beginning and the End; I, to him who is thirsting, will give of the fountain of the water of the life freely;

Young's Literal Translation