Josephus, The Jewish War preface. 5; 2,388–389,520. See also Lea Roth-Gerson, “The Contribution of Josephus Flavius to the Study of the Jewish Diaspora in the Hellenistic-Roman Period,” in Josephus Flavius—Historian of Eretz Israel in the Hellenistic Roman Period, ed. Uriel Rappaport (Jerusalem: Yad Izhak Ben Zvi, 1982), p. 190 (in Hebrew, English summary).