Contradiction with Matthew 8:4
Mark 6:13 mentions anointing with oil for healing, whereas Matthew 8:4 refers to Jesus telling a healed leper to show himself to the priest and offer a gift as commanded by Moses, with no mention of oil anointing.
Matthew 8:4: And Jesus saith unto him, See thou tell no man; but go thy way, shew thyself to the priest, and offer the gift that Moses commanded, for a testimony unto them.
Contradiction with 1 Timothy 5:23
Mark 6:13 describes curing diseases through anointing, but 1 Timothy 5:23 advises using a little wine for stomach issues, suggesting a medicinal remedy rather than a miraculous or anointing approach.
1 Timothy 5:23: Drink no longer water, but use a little wine for thy stomach's sake and thine often infirmities.
Contradiction with John 9:6-7
While Mark 6:13 speaks of healing with oil anointing, John 9:6-7 recounts Jesus healing a blind man using mud and washing, indicating a different method for healing without oil.
John 9:6-7: When he had thus spoken, he spat on the ground, and made clay of the spittle, and he anointed the eyes of the blind man with the clay, [anointed...: or, spread the clay upon the eyes of the blind man]
Contradiction with James 5:14-15
Mark 6:13 discusses the use of anointing with oil for healing by disciples, whereas James 5:14-15 combines prayer and anointing by elders, involving a community approach rather than just the disciples' action.
James 5:14-15: Is any sick among you? let him call for the elders of the church; and let them pray over him, anointing him with oil in the name of the Lord:
Contradiction with Luke 4:40
Mark 6:13 focuses on the disciples’ role in healing, but Luke 4:40 attributes the healing of sicknesses directly to Jesus without mentioning the use of oil.
Luke 4:40: Now when the sun was setting, all they that had any sick with divers diseases brought them unto him; and he laid his hands on every one of them, and healed them.