KJV:
And the Jews marvelled, saying, How knoweth this man letters, having never learned?
NASB:
The Jews then were astonished, saying, "How has this man become learned, having never been educated?"
KJV:
Howbeit we know this man whence he is: but when Christ cometh, no man knoweth whence he is.
NASB:
"However, we know where this man is from; but whenever the Christ may come, no one knows where He is from."
KJV:
Then cried Jesus in the temple as he taught, saying, Ye both know me, and ye know whence I am: and I am not come of myself, but he that sent me is true, whom ye know not.
NASB:
Then Jesus cried out in the temple, teaching and saying, "You both know Me and know where I am from; and I have not come of Myself, but He who sent Me is true, whom you do not know.
KJV:
But I know him: for I am from him, and he hath sent me.
NASB:
"I know Him, because I am from Him, and He sent Me."
KJV:
Jesus answered and said unto them, Though I bear record of myself, yet my record is true: for I know whence I came, and whither I go; but ye cannot tell whence I come, and whither I go.
NASB:
Jesus answered and said to them, "Even if I testify about Myself, My testimony is true, for I know where I came from and where I am going; but you do not know where I come from or where I am going.
KJV:
Then said they unto him, Where is thy Father? Jesus answered, Ye neither know me, nor my Father: if ye had known me, ye should have known my Father also.
NASB:
So they were saying to Him, "Where is Your Father?" Jesus answered, "You know neither Me nor My Father; if you knew Me, you would know My Father also."