Contradiction with Exodus 20:12
Deuteronomy 32:45 speaks of Moses urging obedience to the law, while Exodus 20:12 (part of the law itself) on honoring parents suggests a specific commandment Moses embodies in a broader call for adherence.
Exodus 20:12: Honour thy father and thy mother: that thy days may be long upon the land which the LORD thy God giveth thee.
Contradiction with Matthew 5:44
Deuteronomy 32:45 involves Moses urging a commitment to the law for Israel's benefit, while Matthew 5:44 presents a law of love towards enemies, transcending the stricter legalistic application present in Deuteronomy.
Matthew 5:44: But I say unto you, Love your enemies, bless them that curse you, do good to them that hate you, and pray for them which despitefully use you, and persecute you;
Contradiction with Romans 10:4
Deuteronomy 32:45 emphasizes adherence to the law for life, whereas Romans 10:4 explains Christ as the end of the law for righteousness, depicting a shift from law to grace.
Romans 10:4: For Christ [is] the end of the law for righteousness to every one that believeth.