Contradiction with John 11:14
Jesus clearly states that Lazarus is dead, which contradicts the immediate healing reported in John 4:51.
John 11:14: Then said Jesus unto them plainly, Lazarus is dead.
Contradiction with Mark 5:35
The report of the death of Jairus’ daughter contrasts with the report of healing in John 4:51.
Mark 5:35: While he yet spake, there came from the ruler of the synagogue's [house certain] which said, Thy daughter is dead: why troublest thou the Master any further?
Contradiction with Matthew 9:24
The people laughed at Jesus for saying the girl is not dead but sleeping, which contrasts with the healing without skepticism in John 4:51.
Matthew 9:24: He said unto them, Give place: for the maid is not dead, but sleepeth. And they laughed him to scorn.
Contradiction with Luke 8:53
The people knew the girl was dead, contradicting the lack of death in John 4:51.
Luke 8:53: And they laughed him to scorn, knowing that she was dead.
Contradiction with Acts 9:39-41
Dorcas is raised from the dead, which contrasts with the avoiding of death in John 4:51.
Acts 9:39-41: Then Peter arose and went with them. When he was come, they brought him into the upper chamber: and all the widows stood by him weeping, and shewing the coats and garments which Dorcas made, while she was with them.