John 3:11

3:11 I tell you the solemn truth, we speak about what we know and testify about what we have seen, but you people do not accept our testimony.

John 7:17

7:17 If anyone wants to do God’s will, he will know about my teaching, whether it is from God or whether I speak from my own authority.

John 12:49

12:49 For I have not spoken from my own authority, but the Father himself who sent me has commanded me what I should say and what I should speak.

John 14:30

14:30 I will not speak with you much longer, for the ruler of this world is coming. He has no power over me,

John 19:10

19:10 So Pilate said, “Do you refuse to speak to me? Don’t you know I have the authority to release you, and to crucify you?”