Contradiction with Exodus 20:15
Exodus 35:23 suggests the voluntary giving of possessions, while Exodus 20:15 commands not to steal, implying that property is personal and should not be given away carelessly.
Exodus 20:15: Thou shalt not steal.
Contradiction with Luke 6:35
Exodus 35:23 involves giving to a specific, structured cause, whereas Luke 6:35 encourages giving to anyone without expecting anything in return.
Luke 6:35: But love ye your enemies, and do good, and lend, hoping for nothing again; and your reward shall be great, and ye shall be the children of the Highest: for he is kind unto the unthankful and [to] the evil.
Contradiction with Matthew 6:1
Exodus 35:23 describes a public and community-driven act of giving, while Matthew 6:1 advises keeping charitable acts private to avoid seeking approval from others.
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]