The justification I have heard is that crown prince okayed and assisted with the intelligence that helped with the assassination of Khamenei.

I have no way to know how far that is true, but I won't put that beyond crown prince.

>Israel hit Iran's South Pars - part of the world's largest natural gas field – and Tehran retaliated by striking an energy complex in Qatar.

I believe when lying doesn't help him. It doesn't matter if it is Qatar / Saudi if it still affects the US / Israel.