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^D7453 the bosom of the Father, *he* hath declared [him].

Darby Bible Notes

in - Eis, not en. perhaps 'on.' The expression indicates the place where, or the state. see Acts 8.23; Mark 1.9. In chap. 13 it is en in ver. 23, epi in ver. 25.

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].

Strong's

18 No man^G3762 hath seen^G3708 God^G2316 at any time^G4455; the only begotten^G3439 Son^G5207, which^G3588 is^G5607 in^G1519 the bosom^G2859 of the Father^G3962, he^G1565 hath declared^G1834 him