John 12:37-39

Amplified Bible

³⁷ Even though He had done so many signs (attesting miracles) right before them, yet they still did not believe and failed to trust Him— ³⁸ This was to fulfill what Isaiah the prophet said: “Lord, who has believed our message? And to whom has the arm (the power) of the Lord been shown (unveiled, revealed)?”^{(A) 39} Therefore they could not believe, for Isaiah said again,