John 8:19
then said they to him, where is thy father: Jesus answered, ye neither know me, nor my father: if ye knew me, ye would have known my father also.
John 8:54-55
Jesus answered, if I honour'd my self, my honour would be vain: it is my father that honoureth me, of whom ye say, that he is your God.
John 16:3
and thus will they treat you, because they have not known the father, nor me.
John 17:3
and this is life eternal, to acknowledge thee to be the only true God, and Jesus to be the Messiah whom thou hast sent.
John 17:6
I have displayed thy name among those whom you have chosen out of the world for me: thine they were, and you gave them me; and they have kept thy word.
Titus 1:16
they make a profession of knowing God; but in fact they deny him, being execrably incredulous, and utter strangers to all virtue.
1 John 2:3-4
if we keep his commandments, that is a proof that we know him.