John 6:46
"Not that any man hath seen the Father, save he which is of God, he hath seen the Father."
Cross References (ranked by relevance)
No man hath seen God at any time; the only begotten Son, which is in the bosom of the Father, he hath declared him.
But I know him: for I am from him, and he hath sent me.
All things are delivered unto me of my Father: and no man knoweth the Son, but the Father; neither knoweth any man the Father, save the Son, and he to whomsoever the Son will reveal him.
All things are delivered to me of my Father: and no man knoweth who the Son is, but the Father; and who the Father is, but the Son, and he to whom the Son will reveal him.
Who only hath immortality, dwelling in the light which no man can approach unto; whom no man hath seen, nor can see: to whom be honour and power everlasting. Amen.
Who is the image of the invisible God, the firstborn of every creature:
Yet ye have not known him; but I know him: and if I should say, I know him not, I shall be a liar like unto you: but I know him, and keep his saying.
Then said they unto him, Where is thy Father? Jesus answered, Ye neither know me, nor my Father: if ye had known me, ye should have known my Father also.
And the Father himself, which hath sent me, hath borne witness of me. Ye have neither heard his voice at any time, nor seen his shape.
If I had not done among them the works which none other man did, they had not had sin: but now have they both seen and hated both me and my Father.