NET
18 No one has ever seen God. The only one, himself God, who is in closest fellowship with the Father, has made God known.
Darby
18 No one has seen God at any time; the only-begotten Son, who is in the bosom of the Father, *he* hath declared [him].
KJV
18 No man hath seen God at any time; the only begotten Son, which is in the bosom of the Father, he hath declared [him].