Contradiction with Proverbs 13:24
While Matthew 19:15 shows acceptance and blessing, Proverbs 13:24 discusses discipline, suggesting the need to "chasten" a child, which can be seen as a contrast to purely blessing them.
Proverbs 13:24: He that spareth his rod hateth his son: but he that loveth him chasteneth him betimes.
Contradiction with Exodus 21:17
Unlike the unconditional acceptance shown in Matthew 19:15, Exodus 21:17 prescribes severe punishment for children who curse their parents, highlighting a stricter view.
Exodus 21:17: And he that curseth his father, or his mother, shall surely be put to death. [curseth: or, revileth]
Contradiction with Ephesians 6:1
Matthew 19:15 focuses on blessing children, whereas Ephesians 6:1 emphasizes obedience as the child's role, which could imply conditions for receiving blessings.
Ephesians 6:1: Children, obey your parents in the Lord: for this is right.
Contradiction with Colossians 3:20
While Matthew 19:15 appears unconditional, Colossians 3:20 places obedience as a requirement for pleasing the Lord, adding a conditional element to the parent-child relationship.
Colossians 3:20: Children, obey [your] parents in all things: for this is well pleasing unto the Lord.
Contradiction with Deuteronomy 21:18-21
Contrary to the blessing in Matthew 19:15, this passage provides a law for the punishment of a rebellious son, which could be viewed as a severe contrast to the blessing and acceptance shown.
Deuteronomy 21:18-21: If a man have a stubborn and rebellious son, which will not obey the voice of his father, or the voice of his mother, and [that], when they have chastened him, will not hearken unto them: