Your son will be either a Religious Leader or King
No, He shall be a king.
Siddhartha Gautama was born as a son of a king, and a high ranking caste. Before he was born he was prophesied grow up to be either a King Or Religious leader.
Since he's the kings son, he live in luxury. Even more luxury since his family hid the worlds secrets about the pain and suffering people went through, they hid this so he can be a king and NOT a religious leader.
One Day, He ran off without the guards since his father kept him heavily guarded so he didn't see the secrets. Siddhartha went on a ride on his chariot and discovered the sick and weak caste's and realized what his family was hiding from him.
Siddhartha decided there to run off to the forest and discover a group of Guru's meditating by the Bhodi tree's, he decided to join them and meditate.
Sid decides he doesn't enjoy his live as a ascetic and decides he must restate his last health. After reaching health he goes back under a fig tree he meditates for 49 days, and then finally reaches enlightenment from seeing his past live and learning the four noble truths.
After reaching enlightenment, he goes around India and retrieves new followers that also include his son, wife and father and spreads his teachings of the four noble truths to anyone despite caste, ranking, or wealth.