have a change of heart and kidney

Translations
передумать и изменить мнение
He had a change of heart and kidney about the trip.
Он передумал и изменил мнение о поездке.
Definitions
To have a change of heart and kidney refers to a significant shift in one's feelings or opinions, particularly regarding a decision or belief, while also implying a physical or emotional transformation that affects one's well-being or perspective.