John 5:37

And the Father who has sent me has himself offered testimony about me. And you have never heard his voice, nor have you beheld his appearance

Other versions

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.

And the Father who sent me has himself borne witness about me. His voice you have never heard, his form you have never seen,

And the Father who sent me has himself testified concerning me. You have never heard his voice nor seen his form,