Mark 9:21-24

21Jesus asked the boy’s father, “How long has he been like this?” “From childhood,” he answered.

22“It has often thrown him into fire or water to kill him. But if you can do anything, take pity on us and help us.”

23“ ‘If you can’?” said Jesus. “Everything is possible for one who believes.”

24Immediately the boy’s father exclaimed, “I do believe; help me overcome my unbelief!”