Read John 18:3 Using Other Translations
Judas then, having received a band of men and officers from the chief priests and Pharisees, cometh thither with lanterns and torches and weapons.
So Judas, having procured a band of soldiers and some officers from the chief priests and the Pharisees, went there with lanterns and torches and weapons.
The leading priests and Pharisees had given Judas a contingent of Roman soldiers and Temple guards to accompany him. Now with blazing torches, lanterns, and weapons, they arrived at the olive grove.