But the one who hates his brother or sister is in the darkness and walks in the darkness, and does not know where he is going because the darkness has blinded his eyes.
By this the children of God and the children of the devil are obvious: anyone who does not practice righteousness is not of God, nor the one who does not love his brother and sister.
not as Cain, who was of the evil one and murdered his brother. And for what reason did he murder him? Because his own deeds were evil, but his brother’s were righteous.