Contradiction with Matthew 6:1-4
This verse advises believers to give alms in secret, whereas 1 Chronicles 29:7 describes public giving to the temple treasury.
Matthew 6:1-4: Take heed that ye do not your alms before men, to be seen of them: otherwise ye have no reward of your Father which is in heaven. [alms: or, righteousness] [of your: or, with your]
Contradiction with Matthew 19:21
Jesus emphasizes giving to the poor and following him rather than dedicating wealth to temple-related causes, which contrasts the focus of 1 Chronicles 29:7.
Matthew 19:21: Jesus said unto him, If thou wilt be perfect, go [and] sell that thou hast, and give to the poor, and thou shalt have treasure in heaven: and come [and] follow me.