He also gives cancer at random, remember it's not because God hates you, it's because God needs some entertainment in his world-sized sims game
The whole premise of "God decided to show Satan (why God thinks he need to prove anything to Satan in the first place?) his point by tormenting some mortal is... sadistic at best ?". And doesn't really touch topic of "why someone is allowed to be tortured by disease from birth and dies due to no action of their own will".
Though, in just a non-religious who grew up Christian, so this is all for fun and games.