Bible Verses About Unbelief: Miracles Designed to Convince Those In

If I do not the works of my Father, believe me not.

But if I do, though ye believe not me, believe the works: that ye may know, and believe, that the Father is in me, and I in him.

Wherefore tongues are for a sign, not to them that believe, but to them that believe not: but prophesying serveth not for them that believe not, but for them which believe.