Belief in taqdir or fate is 6th article of faith in Iman in ISLAM.As the mankind ALLAH has given some sort of freedom of will and freedom of choice between good and bad.It is narrated by 'Ali' from Prophet Mohammad (saw) when he [the prophet(saw.)] was asked by his companion: should we leave action and depend on our fate?:He[the prophet(saw.)] replied:"No,You should do action,everyone shall get a way to whatever he is created for?"