Daniel 6:1

Darius : king of Persia after Cyrus and Artaxerxes Smerdis; Darius I,son of Ahasuerus; Darius II the Mede,king of Persia after Darius II; Darius III the Persian

Daniel 9:1

Ahasyweros : king of Persia after Darius

Darius : king of Persia after Cyrus and Artaxerxes Smerdis; Darius I,son of Ahasuerus; Darius II the Mede,king of Persia after Darius II; Darius III the Persian

Kasdim : the inhabitants of Chaldea.
(32° 32´, 44° 25´); (30° 57´, 46° 6´); (31° 49´, 35° 17´); (32° 32´, 44° 25´); (30° 57´, 46° 6´)

Media : a country on the SW coast of the Caspian Sea
(34° 47´, 48° 30´)

Ur-Kasdim : a town of lower Mesopotamia about 230 km SE of old Babylon,father of Eliphal / Eliphelet, one of David's military elite
(32° 32´, 44° 25´); (30° 57´, 46° 6´); (31° 49´, 35° 17´); (32° 32´, 44° 25´); (30° 57´, 46° 6´)