What is the meaning of Acts 16:26?

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

Suddenly a strong earthquake shook the foundations of the prison. At once all the doors flew open and everyone’s chains came loose.

Berean Standard Bible (BSB)

Suddenly there was a great earthquake, so that the foundations of the prison were shaken; and immediately all the doors were opened, and everyone’s bonds were loosened.

World English Bible (WEB)

And{G1161} suddenly{G869} there was{G1096}{(G5633)} a great{G3173} earthquake{G4578}, so that{G5620} the foundations{G2310} of the prison{G1201} were shaken{G4531}{(G5683)}: and{G5037} immediately{G3916} all{G3956} the doors{G2374} were opened{G455}{(G5681)}, and{G2532} every one's{G3956} bands{G1199} were loosed{G447}{(G5681)}.

Strong's King James

(26) Suddenly! A great earthquake happened so that the foundations of the prison were shaken and at once all the doors opened and everyone's chains were unfastened.

The F.O.G*

[26] Suddenly, a violent earthquake shook the prison's foundations. Immediately all the doors flew open, and everyone's chains came loose – God's power displaying His presence.

The F.O.G Paraphrase

and suddenly a great earthquake came, so that the foundations of the prison were shaken, opened also presently were all the doors, and of all—the bands were loosed;

Young's Literal Translation