Contradiction with Exodus 31:15
Exodus 31:15 indicates that anyone doing work on the Sabbath shall be put to death, whereas Exodus 35:1 repeats the Sabbath law but does not mention the death penalty.
Exodus 31:15: Six days may work be done; but in the seventh [is] the sabbath of rest, holy to the LORD: whosoever doeth [any] work in the sabbath day, he shall surely be put to death. [holy: Heb. holiness]
Contradiction with Romans 14:5
Romans 14:5 suggests that one person may consider one day more sacred than another, while Exodus 35:1 commands resting specifically on the seventh day (Sabbath), implying a uniform observance for all.
Romans 14:5: One man esteemeth one day above another: another esteemeth every day [alike]. Let every man be fully persuaded in his own mind. [fully persuaded: or, fully assured]
Contradiction with Mark 2:27
Mark 2:27 states that the Sabbath was made for man, not man for the Sabbath, implying a more flexible approach to Sabbath observance compared to the strict cessation of work commanded in Exodus 35:1.
Mark 2:27: And he said unto them, The sabbath was made for man, and not man for the sabbath:
Contradiction with Colossians 2:16
Colossians 2:16 advises against letting others judge you in regard to Sabbath days, which contrasts with the communal enforcement of Sabbath laws commanded in Exodus 35:1.
Colossians 2:16: Let no man therefore judge you in meat, or in drink, or in respect of an holyday, or of the new moon, or of the sabbath [days]: [in meat...: or, for eating and drinking] [respect: or, part]