What is the meaning of Acts 12:12?

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

And when he had realized this, he went to the house of Mary the mother of John, also called Mark, where many people had gathered together and were praying.

Berean Standard Bible (BSB)

Thinking about that, he came to the house of Mary, the mother of John whose surname was Mark, where many were gathered together and were praying.

World English Bible (WEB)

And{G5037} when he had considered{G4894}{(G5631)} the thing, he came{G2064}{(G5627)} to{G1909} the house{G3614} of Mary{G3137} the mother{G3384} of John{G2491}, whose surname was{G1941}{(G5746)} Mark{G3138}; where{G3757} many{G2425} were{G2258}{(G5713)} gathered together{G4867}{(G5772)} praying{G2532}{G4336}{(G5740)}.

Strong's King James

(12) And comprehending, he went to the house of Miryam (Bitter), the mother of Yochanan called Mark (Polite Hammer) where many were stirring together praying.

The F.O.G*

[12] When this realization hit him, he went to Mary's house—the mother of John Mark—where many people had gathered to pray. God was already answering while they were still praying.

The F.O.G Paraphrase

also, having considered, he came unto the house of Mary, the mother of John, who is surnamed Mark, where there were many thronged together and praying.

Young's Literal Translation