Contradiction with Matthew 5:42
Matthew 5:42 encourages unconditional giving, while Numbers 5:8 involves repayment for a wrong with specific conditions.
Matthew 5:42: Give to him that asketh thee, and from him that would borrow of thee turn not thou away.
Contradiction with Luke 6:30
Luke 6:30 advises giving to anyone who asks, contrasting with the conditional restitution in Numbers 5:8.
Luke 6:30: Give to every man that asketh of thee; and of him that taketh away thy goods ask [them] not again.
Contradiction with Proverbs 19:17
Proverbs 19:17 speaks of lending to the Lord by giving to the poor, suggesting acts of generosity rather than reparations as in Numbers 5:8.
Proverbs 19:17: He that hath pity upon the poor lendeth unto the LORD; and that which he hath given will he pay him again. [that which...: or, his deed]