Daniel 8:12-27

Daniel : the prophet who wrote the book of Daniel,son of David and Abigail,head of clan (Ithamar Levi) who pledged to obey God's law,prophet who wrote the book of Daniel

Gabriel : a specific angel,an angel who brought understanding to the prophet Daniel

Greece : son of Japheth son of Noah,a nation, namely Greece (OS)
(37° 59´, 23° 44´); (37° 57´, 27° 22´)

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

Persia : citizen(s) of Persia
(34° 47´, 48° 30´)

Ulai : a river flowing through Susa, Persia into the Euphrates delta
(32° 10´, 48° 13´)