John 14:10 in the King James Version
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.
Context
9 Jesus said to him, “Have I been with you such a long time, and do you not know me, Philip? He who has seen me has seen the Father. How do you say, ‘Show us the Father’?
10 Don’t you believe that I am in the Father, and the Father in me? The words that I tell you, I speak not from myself; but the Father who lives in me does his works.
11 Believe me that I am in the Father, and the Father in me; or else believe me for the very works’ sake.