Each of the above two countries is preoccupied with its own survival, Saudi Arabia is preoccupied by the survival of its ruling class and Israel is preoccupied by its legitimacy as an expansionist state. Both states have a very poor track record in human rights.
Saudi Arabia is a cash machine for terrorists
Saudi King urged US strike on Iran
Saudis proposed to the US Arab force to invade Lebanon
Saudis meddling in Pakistani affairs
US secure record 60 Billions arms sale to Saudi Arabia