Contradiction with Colossians 2:16
This verse suggests not to let anyone judge you in matters of observing certain holy days, which might contradict the strict observance commanded in Exodus 13:6.
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]
Contradiction with Galatians 4:9-10
These verses question the necessity of returning to observing days and months, potentially contradicting the command in Exodus 13:6 to observe the feast.
Galatians 4:9-10: But now, after that ye have known God, or rather are known of God, how turn ye again to the weak and beggarly elements, whereunto ye desire again to be in bondage? [turn ye again: or, turn ye back] [elements: or, rudiments]
Contradiction with Romans 14:5
This verse indicates that considering one day more sacred than another is a personal decision, contrasting with the command in Exodus 13:6 to observe specific days.
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
This verse says the Sabbath was made for man, not man for the Sabbath, suggesting flexibility in observance, which could contradict the specific command in Exodus 13:6.
Mark 2:27: And he said unto them, The sabbath was made for man, and not man for the sabbath: