⁸ Watch yourselves so that you don’t lose what we^[a] have worked for, but that you may receive a full reward.^{(A) 9} Anyone who does not remain in Christ’s teaching^(B) but goes beyond it does not have God.^(C) The one who remains^(D) in that teaching, this one has both the Father^(E) and the Son.^{(F) 10} If anyone comes to you and does not bring this teaching, do not receive^(G) him into your home, and do not greet him;