“That the saying of Esaias the Prophet might be fulfilled, which hee spake, Lord, who hath beleeued our report? and to whom hath the arme of the Lord beene reuealed?”
1611 King James Version (KJV)
12:38 The arm of the Lord - The power of God manifested by Christ, in his preaching, miracles, and work of redemption. #Isa 53:1|.
Joh 12:38 The saying of Esaias the prophet. See PNT "Mt 13:14". They were blinded because they closed their eyes, and God's law is that those who "will" not see, "shall" not see.