In the Beginning: The Bible Stories S01 E02 Cain and Abel

Adam and Eve are expelled from Eden, and are given work and painful labor as punishment. Adam is forced to get food by the sweat of his brow, while Eve has to suffer tremendous pain in labor. Their children are named Cain and Abel. The elder brother Cain becomes jealous of his brother Abel because he is God's favorite. He attacks Abel and finally kills him. Thus Cain becomes a cursed man.