sentence1: unlike Cain, who was of the evil one and killed his brother. Why did he kill him? Because his deeds were evil, and his brother’s righteous.
sentence2: ου καθως καιν εκ του πονηρου ην και εσφαξεν τον αδελφον αυτου και χαριν τινος εσφαξεν αυτον οτι τα εργα αυτου πονηρα ην τα δε του αδελφου αυτου δικαια