John 5:36

5:36 “But I have a testimony greater than that from John. For the deeds that the Father has assigned me to complete – the deeds I am now doing – testify about me that the Father has sent me.

John 8:14

8:14 Jesus answered, “Even if I testify about myself, my testimony is true, because I know where I came from and where I am going. But you people do not know where I came from or where I am going.