John 8:31 in the King James Version
Then said Jesus to those Jews which believed on him, If ye continue in my word, then are ye my disciples indeed;
Context
30 As he spoke these things, many believed in him.
31 Jesus therefore said to those Jews who had believed him, “If you remain in my word, then you are truly my disciples.
32 You will know the truth, and the truth will make you free.”