Contradiction with Exodus 20:8-10
These verses command the observance of the Sabbath as a day of rest, indicating no work should be done, which contradicts with John 9:14 where Jesus heals on the Sabbath.
Exodus 20:8-10: Remember the sabbath day, to keep it holy.
Contradiction with Mark 2:27
This verse states the Sabbath was made for man, not man for the Sabbath, which could contradict the criticism faced in John 9:14 for healing on the Sabbath.
Mark 2:27: And he said unto them, The sabbath was made for man, and not man for the sabbath:
Contradiction with Luke 13:14
This verse shows criticism for healing on the Sabbath, supporting the contradiction evident in John 9:14 about what is permissible on the Sabbath.
Luke 13:14: And the ruler of the synagogue answered with indignation, because that Jesus had healed on the sabbath day, and said unto the people, There are six days in which men ought to work: in them therefore come and be healed, and not on the sabbath day.