2 John 1:6-8
2 John 1: 6 to 8
6 And this is charity, that we walk after his commandment. And this is the commandment, That ye walk in him, as ye have heard from the beginning.
7 For many deceivers are entered into the world, who do not confess Jesus Christ coming in flesh. This same is a deceiver and antichrist.
8 Look to yourselves, that we not lose those things which we have wrought, but that we receive a fulfilled reward.