He wrote a detailed memoir about his experience.
Yes, this was true. It is said that Osman dreamed about a tree growing out of his chest reaching to all those 3 continents. He relied to his Shaykh on what this meant, and his Shaykh told him it was a sign from his predecessors.
<span>The four river valley civilizations were the Tigris & Euphrates Valleys, the Nile River Valley, the Indus River Valley, and the Yellow River Valley. Civilizations developedaround rivers because their waters provided places to hunt and fish. Also, as the rivers flooded, the lands around them became fertile.</span>Mar 2, 2015