John 7:18

7:18 The person who speaks on his own authority desires to receive honor for himself; the one who desires the honor of the one who sent him is a man of integrity, and there is no unrighteousness in him.

John 9:21

9:21 But we do not know how he is now able to see, nor do we know who caused him to see. Ask him, he is a mature adult. He will speak for himself.”

John 15:4

15:4 Remain in me, and I will remain in you. Just as the branch cannot bear fruit by itself, unless it remains in the vine, so neither can you unless you remain in me.

John 16:13

16:13 But when he, the Spirit of truth, comes, he will guide you into all truth. For he will not speak on his own authority, but will speak whatever he hears, and will tell you what is to come.