John 12:36 in the King James Version
While ye have light, believe in the light, that ye may be the children of light. These things spake Jesus, and departed, and did hide himself from them.
Context
35 Jesus therefore said to them, “Yet a little while the light is with you. Walk while you have the light, that darkness doesn’t overtake you. He who walks in the darkness doesn’t know where he is going.
36 While you have the light, believe in the light, that you may become children of light.” Jesus said these things, and he departed and hid himself from them.
37 But though he had done so many signs before them, yet they didn’t believe in him,