It's all mytholical.

But what's your point? That the religion's origin story never happened? The same is true of almost all religions.

back to Canaan. That could have happened.

A couple million people roaming the desert for 40 years? Nah. Probably not. If anything close happened, they would still be finding artifacts every time they looked and always would have. Relics from the exodus would have been all over the middle east and Europe by the Middle Ages.

https://www.biblicalarchaeology.org/daily/ancient-cultures/ancient-near-eastern-world/jews-and-arabs-descended-from-canaanites/


After examining the DNA of 93 bodies recovered from archaeological sites around the southern Levant, the land of Canaan in the Bible, researchers have concluded that modern populations of the region are descendants of the ancient Canaanites. Most modern Jewish groups and the Arabic-speaking groups from the region show at least half of their ancestry as Canaanite.

Who had found it expedient to become Christians, and then Moslems, as events made advantageous and the years rolled on.

Conquerors don't kill everybody: who'll work the fields and pay the tax and tribute if you do that?

That's a little inconvenient.

and that so far.

Title claimed by conquest was more secure than title by nativity.

The best way to say it was yours was to claim you'd over-run the place, killed or sold people you found there.

Maybe not in the right direction.