Contradiction with Acts 10:15
This verse contradicts Mark 7:16 by indicating that what was previously considered unclean in dietary laws is no longer to be considered as such, opposing the idea of judging based on hearing to discern purity or impurity.
Acts 10:15: And the voice [spake] unto him again the second time, What God hath cleansed, [that] call not thou common.
Contradiction with Romans 14:14
This verse suggests that nothing is unclean in itself, which contrasts with the implication in Mark 7:16 about discerning uncleanliness.
Romans 14:14: I know, and am persuaded by the Lord Jesus, that [there is] nothing unclean of itself: but to him that esteemeth any thing to be unclean, to him [it is] unclean. [unclean: Gr. common]
Contradiction with 1 Corinthians 10:25
This verse indicates that believers should eat whatever is sold in the market without concern for ritual cleanliness, which contradicts the idea in Mark 7:16 about need for discernment.
1 Corinthians 10:25: Whatsoever is sold in the shambles, [that] eat, asking no question for conscience sake: