Contradiction with Ephesians 6:12
Numbers 25:14 mentions a specific person, while Ephesians 6:12 shifts perspective by suggesting a struggle not against flesh and blood but against spiritual forces, contradicting the focus on individual sin.
Ephesians 6:12: For we wrestle not against flesh and blood, but against principalities, against powers, against the rulers of the darkness of this world, against spiritual wickedness in high [places]. [flesh...: Gr. blood and flesh] [spiritual...: or, wicked spirits] [high: or, heavenly]
Contradiction with Matthew 5:44
Numbers 25:14 features a punitive action against wrongdoing, whereas Matthew 5:44 promotes loving enemies, which contrasts with the response seen in Numbers 25:14.
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 12:19
Numbers 25:14 involves human-led judgment and punishment, contrary to Romans 12:19, which advises leaving vengeance to God.
Romans 12:19: Dearly beloved, avenge not yourselves, but [rather] give place unto wrath: for it is written, Vengeance [is] mine; I will repay, saith the Lord.