Could be wrong - there's a way to find out...
If rich Arab States bought and donated useless desert land to the Palestinians (the kind of land Israel had to start with) we would all discover the answer....
Good idea. But the Saudis and their pals much prefer to spend the money building more and more terrorist training schools and camps all around the world wherever they can. Plus mosques specially staffed with their own extremely radicalized Wahhabi islamoNazi - ish “ clerics “.