I am one that bear witness of myself, and the Father that sent me beareth witness of me.
Though the Pharisees turned a deaf ear and opposed Him, Christ spoke again to them: I am the light of the world. One sun enlightens the whole world, and so does one Christ; there needs no more. He is the Sun of righteousness, not the light of the Jewish church only, but of all mankind.
AI summary
Commenting on John 8:12-20
These words spake Jesus in the treasury,.... The place where the thirteen chests stood, into which the people put their voluntary contributions for the sacrifices, and service of the temple: the Ethiopic version renders it, "at the alms chest"; See Gill on Mar 12:41.
Verse 18. I am one that bear witness of myself. In human courts a man is not allowed to bear witness of himself, because he has a personal interest in the case, and the court could have no proof of the impartiality of the evidence; but in the case of Jesus it was otherwise.