His parents believed that the priesthood was his 'destiny'. [=that he would or should become a priest because fate or God intended it]
They were living in a time when expansion to the Pacific was regarded by many people as the 'Manifest Destiny' of the United States.
She felt that 'destiny' [='fate'] had decided that she would one day be President.
(..) go at once to the workers' city..." "No. , go back to your machine and forget this ever happened - understood?" "I must have someone who is faithful to me, Josaphat, how else can I fulfil my destiny?!" "I must go, Josaphat,- I must look on my own for the person to whom was supposed to lead me." (..)1927 Metropolis