3:11. For this is the declaration which you have heard from the beginning, that you should love one another.
3:12. Not as Cain, who was of the wicked one and killed his brother. And wherefore did he kill him? Because his own works were wicked: and his brother's just.
3:13. Wonder not, brethren, if the world hate you.
3:14. We know that we have passed from death to life, because we love the brethren. He that loveth not abideth in death.
3:15. Whosoever hateth his brother is a murderer. And you know that no murderer hath eternal life abiding in himself.
3:16. In this we have known the charity of God, because he hath laid down his life for us: and we ought to lay down our lives for the brethren.
3:17. He that hath the substance of this world and shall see his brother in need and shall shut up his bowels from him: how doth the charity of God abide in him?
3:18. My little children, let us not love in word nor in tongue, but in deed and in truth.
3:19. In this we know that we are of the truth and in his sight shall persuade our hearts.
3:20. For if our heart reprehend us, God is greater than our heart and knoweth all things.