John 7:15 KJV
And the Jews marvelled, saying, How knoweth this man letters, having never learned?
John 7:15, King James Version
In context
14 Now about the midst of the feast Jesus went up into the temple, and taught.
15 And the Jews marvelled, saying, How knoweth this man letters, having never learned?
16 Jesus answered them, and said, My doctrine is not mine, but his that sent me.