Yeremia 40:9-10

Ahikam : son of Shaphan; an official under King Josiah

Babel : members of the nation of Babylon
(32° 32´, 44° 25´); (30° 57´, 46° 6´); (31° 49´, 35° 17´); (32° 32´, 44° 25´); (30° 57´, 46° 6´)

Gedalya : son of Ahikam son of Shaphan,son of Jeduthun (Levi); worship leader under Jeduthun and David,a priest of the Jeshua clan who put away his heathen wife,son of Amariah (Hezekiah); grandfather of Zephaniah the prophet,son of Pashhur; a prince under King Zedekiah

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´)

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´)