What is the meaning of Acts 1:15?

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

In those days Peter stood up among the brothers (a gathering of about a hundred and twenty) and said,

Berean Standard Bible (BSB)

In these days, Peter stood up in the midst of the disciples (and the number of names was about one hundred twenty), and said,

World English Bible (WEB)

And{G2532} in{G1722} those{G5025} days{G2250} Peter{G4074} stood up{G450}{(G5631)} in{G1722} the midst{G3319} of the disciples{G3101}, and said{G2036}{(G5627)},{G5037}(the number{G3793} of names{G3686} together{G1909}{G846} were{G2258}{(G5713)} about{G5613} an hundred{G1540} and twenty{G1501},)

Strong's King James

(15) In these days, Kefa stood up in the middle of the crowd of brothers, 120 names altogether, saying,

The F.O.G*

[15] During these days of waiting, Peter stood up to address the gathered believers—about 120 people in all.

The F.O.G Paraphrase

And in these days, Peter having risen up in the midst of the disciples, said, (the multitude also of the names at the same place was, as it were, an hundred and twenty,)

Young's Literal Translation