Statistics for occurrence #1 of “Ethiopia” in book 1, whiston section 28 of Flavius Josephus, Against Apion:
...t he changed his name, and called
himself Moses." He then says that "on the thirteenth year afterward,
Amenophis, according to the fatal time of the duration of his misfortunes,
came upon them out of Ethiopia with a great army, and joining battle with
the shepherds and with the polluted people, overcame them in battle, and
slew a great many of them, and pursued them as far as the bounds of Syria."
...