the soldiers platted a crown of thorns, and put it on his head - in mockery of a regal crown.
and they put on him a purple robe - in mockery of the imperial purple; first “stripping him” (Mat 27:28) of His own outer garment. The robe may have been the “gorgeous” one in which Herod arrayed and sent Him back to Pilate (Luk 23:11). “And they put a reed into His right hand” (Mat 27:29) - in mockery of the regal scepter. “And they bowed the knee before Him” (Mat 27:29).