Mark 14:51

Verse 51. A certain young man. Who this was, we have no means of determining. That he was not one of the apostles is dear. It is probable that he was of one of the neighbouring villages or houses, and was roused from sleep by the noise made by the rabble, and came to see what was doing; nor is it known why this circumstance is recorded by Mark. It is omitted by all the other evangelists. It may have been recorded to show that the conspirators had instructions to take the apostles as well as Jesus; and supposing him to be one of them, they laid hold of him to take him before the high priest. A linen cloth cast about his naked body.