Therefore, as for you, let that remain in you which you heard from the beginning. If that which you heard from the beginning remains in you, you also will remain in the Son, and in the Father.

 (ii) In 1 John 2:29 John comes back to a thought which is never far from his mind. The only way in which a man can prove that he is abiding in Christ is by the righteousness of his life. The profession a man makes will always be proved or disproved by his practice. 