There's a story that Abraham the founder of Judaism, was an Arab. This just sends the Israeli's into orbit! Imagine, the Jewish sect based on an Arab's story.
If you ever read Ishmael by Anthony Quinn, then he recounts that the Cain and Abel story was stolen from the defeated hunter gatherers against the early Semitic herders, who invaded their land drove them off and stole their stories, with god's favor. Why did you turn on your brother?
They were the best of friends, they were the worst of friends............ and the bullshit saga continues.
Seems this saga has been played out over and over again as if it's human nature.