crisis of faith

1. An instance in which one seriously questions or doubts their religious beliefs. I had a deep crisis of faith after my son died. I just couldn't accept that a divine being would let something like that happen. The church is having to reckon with a major crisis of faith in members around the world. A: "Why would God let this happen to me, though?" B: "I don't know, but I do know that a crisis of faith is totally normal after such a terrifying, life-threatening ordeal."

2. An instance or situation in which one's confidence in or dedication to something has become seriously unstable. There is clearly a crisis of faith in the political leader among members of her party. What our company is dealing with is a crisis of faith. We need to show our customers and investors that we have a solid plan for the future. I hope they're advising that candidate not to run for office because voters seem to be having seems to be a real crisis of faith around him.