1 Corinthians 15:14-16

14 And if Christ has not risen, then our preaching is in vain [it amounts to nothing] and your faith is devoid of truth and is fruitless (without effect, empty, imaginary, and unfounded).

15 We are even discovered to be misrepresenting God, for we testified of Him that He raised Christ, Whom He did not raise in case it is true that the dead are not raised.

16 For if the dead are not raised, then Christ has not been raised;