John 1:23

1:23 John said, “I am the voice of one shouting in the wilderness, ‘Make straight the way for the Lord,’ as Isaiah the prophet said.”

John 12:38

12:38 so that the word of Isaiah the prophet would be fulfilled. He said, “Lord, who has believed our message, and to whom has the arm of the Lord been revealed?”

John 13:16

13:16 I tell you the solemn truth, the slave is not greater than his master, nor is the one who is sent as a messenger greater than the one who sent him.