John 20:31.

IF any man will do His will, he shall know of the doctrine, whether it be of God, or whether I speak of myself.

John 7:17.

HE that is of God heareth God’s words: ye therefore hear them not, because ye are not of God.

John 8:47.

THEN saith the woman of Samaria unto him, How is it that thou being a Jew askest drink of me, which am a woman of Samaria? for the Jews have no dealing with the Samaritans.

John 4:9.

BELIEVEST thou not that I am in the Father and the Father in me? the words that I speak unto you I speak not of myself, but the Father that dwelleth in me, He doeth the works.

John 14:10.

BELIEVE me that I am in the Father, and the Father in me: or else believe me for the very works’ sake.