What is the meaning of Matthew 28:2?

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

Suddenly there was a great earthquake, for an angel of the Lord descended from heaven, rolled away the stone, and sat on it.

Berean Standard Bible (BSB)

Behold, there was a great earthquake, for an angel of the Lord descended from the sky, and came and rolled away the stone from the door, and sat on it.

World English Bible (WEB)

And{G2532}, behold{G2400}{(G5628)}, there was{G1096}{(G5633)} a great{G3173} earthquake{G4578}: for{G1063} the angel{G32} of the Lord{G2962} descended{G2597}{(G5631)} from{G1537} heaven{G3772}, and came{G4334}{(G5631)} and rolled back{G617}{(G5656)} the stone{G3037} from{G575} the door{G2374}, and{G2532} sat{G2521}{(G5711)} upon{G1883} it{G846}.

Strong's King James

And look! A great earthquake happened because a messenger of יהוה (Yahweh) descended from the sky and came and rolled away the stone and sat upon it.

The F.O.G*

[2] Without warning, the earth convulsed with a violent earthquake as an angel of the Lord descended from heaven. With divine authority, he rolled back the massive stone sealing the tomb and sat upon it, declaring heaven's victory over human schemes.

The F.O.G Paraphrase

and lo, there came a great earthquake, for a messenger of the Lord, having come down out of heaven, having come, did roll away the stone from the door, and was sitting upon it,

Young's Literal Translation