It encourage breeding,ban homosexual,because any army needs soldiers to die.
It allows polygamy,but the human normal gender ratio is 104(male):100(female),where can find a lot of females?
Each day pray 5 times,ensure their loyalty.
Don't allow they drink alcohol(and listen music in some sects),you feel pressure?You can just:
(Although I hate drink alcohol)
Fear to die?We got 72 virgins.I think they should allow gay and female bombers get 72 virgins though,the efficiency of suicide bombing will be better.