What is the meaning of Acts 1:4?

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

And while they were gathered together, He commanded them: “Do not leave Jerusalem, but wait for the gift the Father promised, which you have heard Me discuss.

Berean Standard Bible (BSB)

Being assembled together with them, he commanded them, “Don’t depart from Jerusalem, but wait for the promise of the Father, which you heard from me.

World English Bible (WEB)

And{G2532}, being assembled together{G4871}{(G5740)} with{G846} them, commanded{G3853}{(G5656)} them{G846} that they should{G5563} not{G3361} depart{G5563}{(G5745)} from{G575} Jerusalem{G2414}, but{G235} wait{G4037}{(G5721)} for the promise{G1860} of the Father{G3962}, which{G3739}, saith he, ye have heard{G191}{(G5656)} of me{G3450}.

Strong's King James

(4) Assembled eating (salting), He commanded them not to leave from Yerushalayim (Foundation of Peace), rather wait for the promise of The Abba-Father. "Which you heard from Me

The F.O.G*

[4] During one pivotal meal together, Jesus gave them this crucial command: “Do not leave Jerusalem yet. Wait for the Father’s promised gift that I told you about—the one that will change everything.

The F.O.G Paraphrase

And being assembled together with them, he commanded them not to depart from Jerusalem, but to wait for the promise of the Father, which, saith he, ‘Ye did hear of me;

Young's Literal Translation