What is the meaning of Revelation 14:9?

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

And a third angel followed them, calling out in a loud voice, “If anyone worships the beast and its image, and receives its mark on his forehead or on his hand,

Berean Standard Bible (BSB)

Another angel, a third, followed them, saying with a great voice, “If anyone worships the beast and his image, and receives a mark on his forehead, or on his hand,

World English Bible (WEB)

And{G2532} the third{G5154} angel{G32} followed{G190}{(G5656)} them{G846}, saying{G3004}{(G5723)} with{G1722} a loud{G3173} voice{G5456}, If any man{G1536} worship{G4352}{(G5719)} the beast{G2342} and{G2532} his{G846} image{G1504}, and{G2532} receive{G2983}{(G5719)} his mark{G5480} in{G1909} his{G846} forehead{G3359}, or{G2228} in{G1909} his{G846} hand{G5495},

Strong's King James

(9) Another angel, a third, followed them, saying in a voice, loud, "If anybody worships the wild-beast and his image and receives a mark on their forehead or on their hand,

The F.O.G*

[9] A third angel followed, warning in a thunderous voice: "If anyone worships the beast and its image, or receives its mark on forehead or hand—

The F.O.G Paraphrase

And a third messenger did follow them, saying in a great voice, ‘If any one the beast doth bow before, and his image, and doth receive a mark upon his forehead, or upon his hand,

Young's Literal Translation