John 1:18

1:18 No one has ever seen God. The only one, himself God, who is in closest fellowship with the Father, has made God known.

John 5:19-20

5:19 So Jesus answered them, “I tell you the solemn truth, the Son can do nothing on his own initiative, but only what he sees the Father doing. For whatever the Father does, the Son does likewise. 5:20 For the Father loves the Son and shows him everything he does, and will show him greater deeds than these, so that you will be amazed.

John 7:29

7:29 but I know him, because I have come from him and he sent me.”

John 10:15

10:15 just as the Father knows me and I know the Father – and I lay down my life for the sheep.