He was congruent with all I’ve learned over the decades. There is a longer more scholarly treatment of the same topic but I forget the title. I don’t think it added much new—just more detail. Thanks for your kind reply.
That young woman Sarah Ruth Ashcr@ft was talking about the Hivites, and I did a thumbnail search on them and the Hivites seem to have a similar legend of coming down through history wreaking havoc as well.