Contradiction with Matthew 6:1
This verse suggests that acts of righteousness should not be done publicly for praise, contrasting with the instruction to declare God's glory among the heathen in 1 Chronicles 16:24.
Matthew 6:1: 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 7:6
This verse advises against giving what is sacred to those who may not appreciate it, which contradicts the call in 1 Chronicles 16:24 to declare God's works to all nations.
Matthew 7:6: Give not that which is holy unto the dogs, neither cast ye your pearls before swine, lest they trample them under their feet, and turn again and rend you.