Contradiction with Mark 7:18-19
Jesus declares all foods clean, which contradicts the dietary laws found in Deuteronomy 14:3.
Mark 7:18-19: Because it entereth not into his heart, but into the belly, and goeth out into the draught, purging all meats?
Contradiction with Acts 10:13-15
Peter is instructed in a vision to eat animals previously considered unclean, contradicting the prohibition in Deuteronomy 14:3.
Acts 10:13-15: And there came a voice to him, Rise, Peter; kill, and eat.
Contradiction with Romans 14:14
Paul states that nothing is unclean in itself, which conflicts with the restrictions outlined in Deuteronomy 14:3.
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 Timothy 4:4-5
Paul asserts that every creature of God is good for food if received with thanksgiving, opposing the restrictions in Deuteronomy 14:3.
1 Timothy 4:4-5: For every creature of God [is] good, and nothing to be refused, if it be received with thanksgiving: