John 8:55

yet have ye not known him; but I know him: and if I should say, that I know him not, I should be like you, a liar: but I know him, and observe his word.

John 8:19

Then said they to him, Where is thy father? Jesus answered, Ye neither know me, nor my Father: if ye had known me, ye would have known my Father also.

John 7:28-29

Then spake Jesus aloud as he was teaching in the temple, and said, Ye both know me, and ye know from whence I am: and I came not of myself, but he that sent me is true, whom ye know not.

John 8:44

Ye are of your father the devil, and the lusts of your father ye will practise. He was a murderer from the beginning, and stood not fast in the truth, because truth was not in him. When he speaketh a lie, he speaketh what is peculiarly his own: for he is a liar, and the father of it.

Matthew 11:27

All things are delivered up to me by my Father: and no person knoweth the Son but the Father; neither knoweth any person the Father but the Son, and he to whom the Son is pleased to reveal him.

John 8:51

Verily, verily, I say unto you, If any man observe my saying, he shall never see death to all eternity.

John 15:21

But all these things will they do unto you for my name's sake, because they know not him that sent me.

Luke 10:22

All things are given up to me by my Father: and no man knoweth who is the Son, but the Father; and who is the Father, but the Son, and he to whomsoever the Son is pleased to reveal him.

John 1:18

No man hath seen God at any time; the only begotten Son, who is in the bosom of the Father, he hath thoroughly described him.

John 6:46

Not that any man hath seen the Father, except he that is with God, he hath seen the Father.

John 8:29

And he that sent me is with me: the Father hath not left me alone; because I always do the things acceptable to him.

John 10:15

As the Father knoweth me, so know I the Father: and I lay down my life for the sheep.

John 15:10

If ye keep my commandments, ye shall abide in my love; even as I have kept my Father's commandments, and as I abide in his love.

John 16:3

And these things will they do unto you, because they have not known the Father, nor me.

John 17:25

Righteous Father! though the world hath not known thee, yet I have known thee, and these have known that thou hast sent me.

Acts 17:23

For as I walked about, and attentively viewed the objects of your worship, I found even an altar on which was this inscription, TO THE UNKNOWN GOD. Whom therefore you in ignorance adore, him I preach unto you.

2 Corinthians 4:6

For the God who commanded the light to shine out of darkness, he hath shined into our hearts, to give illumination of the knowledge of the glory of God in the face of Jesus Christ.

1 John 2:4

He that saith, I know him, and keepeth not his commandments, is a liar, and in him the truth is not.

1 John 2:22

Who is the liar, but he that denieth that Jesus is the Messiah? This man is the antichrist, who denieth the Father and the Son.

1 John 5:10

He that believeth on the Son of God, hath the testimony in himself; he that believeth not God, hath made him a liar, because he hath not believed on the testimony which God testified of his Son.

Revelation 3:9

Behold, I give thee out of Satan's synagogue those who say they are Jews, yet they are not, but do lie. Lo! I will make them that they shall come and prostrate themselves at thy feet, and they shall know that I have loved thee.

Treasury of Scripture Knowledge

Summary

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.

And keep

Bible References

Ye have not

John 8:19
Then said they to him, Where is thy father? Jesus answered, Ye neither know me, nor my Father: if ye had known me, ye would have known my Father also.
John 7:28
Then spake Jesus aloud as he was teaching in the temple, and said, Ye both know me, and ye know from whence I am: and I came not of myself, but he that sent me is true, whom ye know not.
John 15:21
But all these things will they do unto you for my name's sake, because they know not him that sent me.
John 16:3
And these things will they do unto you, because they have not known the Father, nor me.
John 17:25
Righteous Father! though the world hath not known thee, yet I have known thee, and these have known that thou hast sent me.
Acts 17:23
For as I walked about, and attentively viewed the objects of your worship, I found even an altar on which was this inscription, TO THE UNKNOWN GOD. Whom therefore you in ignorance adore, him I preach unto you.
2 Corinthians 4:6
For the God who commanded the light to shine out of darkness, he hath shined into our hearts, to give illumination of the knowledge of the glory of God in the face of Jesus Christ.

But

John 1:18
No man hath seen God at any time; the only begotten Son, who is in the bosom of the Father, he hath thoroughly described him.
John 6:46
Not that any man hath seen the Father, except he that is with God, he hath seen the Father.
John 7:29
But I know him: for I am from him, and he hath sent me.
John 10:15
As the Father knoweth me, so know I the Father: and I lay down my life for the sheep.
Matthew 11:27
All things are delivered up to me by my Father: and no person knoweth the Son but the Father; neither knoweth any person the Father but the Son, and he to whom the Son is pleased to reveal him.
Luke 10:22
All things are given up to me by my Father: and no man knoweth who is the Son, but the Father; and who is the Father, but the Son, and he to whomsoever the Son is pleased to reveal him.

Shall

John 8:44
Ye are of your father the devil, and the lusts of your father ye will practise. He was a murderer from the beginning, and stood not fast in the truth, because truth was not in him. When he speaketh a lie, he speaketh what is peculiarly his own: for he is a liar, and the father of it.
1 John 2:4
He that saith, I know him, and keepeth not his commandments, is a liar, and in him the truth is not.
1 John 5:10
He that believeth on the Son of God, hath the testimony in himself; he that believeth not God, hath made him a liar, because he hath not believed on the testimony which God testified of his Son.
Revelation 3:9
Behold, I give thee out of Satan's synagogue those who say they are Jews, yet they are not, but do lie. Lo! I will make them that they shall come and prostrate themselves at thy feet, and they shall know that I have loved thee.

And keep

John 8:29
And he that sent me is with me: the Father hath not left me alone; because I always do the things acceptable to him.