He said, "I am the voice of one who cries in the desert, 'level the way for the Lord' ??as the prophet Isaiah said."

Now for all the Signs he had performed before them, they did not believe in him ??38 that the word spoken by the prophet Isaiah might be fulfilled: Lord, who has believed what they heard from us, And to whom has the arm of the Lord been revealed?

This was why they could not believe; for Isaiah again said,

(Isaiah said this because he saw his glory and spoke of him.)