Final answer:
King Midas was granted the ability to turn everything he touched into gold, which initially seemed beneficial but quickly became a curse.
Step-by-step explanation:
The wish that King Midas was granted was the ability to turn everything he touched into gold. This wish, while initially seeming like a blessing due to the immense wealth it could provide, quickly proved to be a curse. King Midas's joy at his newfound power turned to despair when he realized that even food and his beloved daughter would turn to the cold, hard metal, depriving him of nourishment and the warmth of human contact.