“But he that doeth truth cometh to the light, that his deeds may be made manifest, that they are wrought in God.”
King James Version (KJV)
3:21 He that practiseth the truth (that is, true religion) cometh to the light - So even Nicodemus, afterward did. Are wrought in God - That is, in the light, power, and love of God.
Joh 3:21 He that doeth truth. Truth has to be lived. He who lives it, lives an honest life sincerely desiring light, will come to the light.