This was to fulfill the word that Jesus had spoken to indicate the kind of death He was going to die.
32. That the word of Jesus might be fulfilled. Finally, the Evangelist adds, that it was necessary that this should be done, in order that the prediction which Christ had uttered might be fulfilled, The Son of man shall be delivered into the hands of the Gentiles, (Matthew 20:19.) And, indeed, if we wish to read with advantage the history of Christ’s death, the chief...
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
That the saying of Jesus might be fulfilled,.... That he should be delivered by the Jews to the Gentiles, to crucify him; and that he should be lifted up from the earth, and as the serpent upon the pole: which he spake, signifying what death he should die; Mat 20:19 and which was brought about this way, by the providence of God conducting this whole...