O Barakah, I shall depart from this world shortly. I commend my son Muhammad to your care. He lost his father while he was in my abdomen. Here he is now, losing his mother under his very eyes. Be a mother to him, Barakah. And don't ever leave him.'. The touching story of the cradle to grave devotion of the Ethiopian slave girl who reared Prophet Mohammed after the death of his parents and was a selfless and courageous early Muslim.