We are not to resemble Cain, who was a child of the Evil one and killed his own brother. And why did he kill him? Because his own actions were wicked and his brother's actions righteous.
When a man hears the Message concerning the Kingdom and does not understand it, the Evil one comes and catches away what has been sown in his heart. This is he who has received the seed by the road-side.
that all the innocent blood shed upon earth may come on you, from the blood of righteous Abel to the blood of Zechariah the son of Berechiah whom you murdered between the Sanctuary and the altar.
Yes, I tell you that, from the blood of Abel down to the blood of Zechariah who perished between the altar and the House, it shall all be required from the present generation.
Which of the Prophets did not your forefathers persecute? Yes, they killed those who announced beforehand the advent of the righteous One, whose betrayers and murderers you have now become–
For you, brethren, followed the example of the Churches of God in Christ Jesus which are in Judaea; seeing that you endured the same ill-treatment at the hands of your countrymen, as they did at the hands of the Jews.
Through faith Abel offered to God a more acceptable sacrifice than Cain did, and through this faith he obtained testimony that he was righteous, God giving the testimony by accepting his gifts; and through it, though he is dead, he still speaks.
He who is habitually guilty of sin is a child of the Devil, because the Devil has been a sinner from the very beginning. The Son of God appeared for the purpose of undoing the work of the Devil.
Alas for them; for they have followed in the steps of Cain; for the sake of gain they have rushed on headlong in the evil ways of Balaam; and have perished in rebellion like that of Korah!
And I saw the woman drinking herself drunk with the blood of the saints, and with the blood of the witnesses of Jesus. And when I saw her I was filled with utter astonishment.