Fantasy Foretelling

During a full moon, a dying witch read omens that when the diamond hero slew the a blessed singer, you would rarely find courage again
When you came of age, a possessed stag prophesized that when an ancient dragon slew the an evil wizard, you would betray all you held dear
Before you were born, a cruel family member proclaimed that when a mad princess sent for help, you would be hunted by the jet hero
When a loved one died, an ancient seer ordained that when you vanquished your arch-enemy, you would gain the favour of a great sage
At a great festival, an ancient statue proclaimed that when the bear walked with a pious princess, you would be chosen by a great power