What is the meaning of Mark 12:26?

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

But concerning the dead rising, have you not read about the burning bush in the Book of Moses, how God told him, ‘I am the God of Abraham, the God of Isaac, and the God of Jacob’?

Berean Standard Bible (BSB)

But about the dead, that they are raised; haven’t you read in the book of Moses, about the Bush, how God spoke to him, saying, ‘I am the God of Abraham, the God of Isaac, and the God of Jacob’?

World English Bible (WEB)

And{G1161} as touching{G4012} the dead{G3498}, that{G3754} they rise{G1453}{(G5743)}: have ye{G314} not{G3756} read{G314}{(G5627)} in{G1722} the book{G976} of Moses{G3475}, how{G5613} in{G1909} the bush{G942} God{G2316} spake{G2036}{(G5627)} unto him{G846}, saying{G3004}{(G5723)}, I{G1473} am the God{G2316} of Abraham{G11}, and{G2532} the God{G2316} of Isaac{G2464}, and{G2532} the God{G2316} of Jacob{G2384}?

Strong's King James

(26) But regarding the dead rising up, haven't you read in the Book of Moses about the bush? How God spoke to him saying, "I AM the GOD of Abraham, Isaac and Jacob?"

The F.O.G*

[26] But regarding the reality of resurrection itself - haven't you read how God spoke to Moses at the burning bush? He declared, 'I AM the God of Abraham, the God of Isaac, and the God of Jacob.'

The F.O.G Paraphrase

And concerning the dead, that they rise: have ye not read in the Book of Moses (at The Bush), how God spake to him, saying, I am the God of Abraham, and the God of Isaac, and the God of Jacob;

Young's Literal Translation