Pilate answered, “Am I a Jew? Your own nation and the chief priests have delivered you over to me. What have you done?”
We have here an account of Christ's arraignment before Pilate, the Roman governor, in the praetorium (a Latin word made Greek), the praetor's house, or hall of judgment; thither they hurried him, to get him condemned in the Roman court, and executed by the Roman power. Being resolved on his death, they took this course, 1.
Commenting on John 18:28-40
Pilate answered, am I a Jew?.... This he said, in a sort of derision and contempt; who was not a Jew, neither by birth, nor by religion, and so had never imbibed any notions of their King Messiah, nor read anything about him; and knew nothing of his distinguishing characters and properties, by which he was described, and might be known; and therefore it remained...
Verse 35. Am I a Jew? Am l likely to be influenced by Jewish prejudices and partialities? Am not I, being a Roman, likely to judge impartially, and to decide on the accusations without being biassed by the malignant charges of the accusers? Thine own nation &c. In this Pilate denies that it was from anything thing that he had observed that Jesus was arraigned.