Flavius Josephus, The Life, trans. H. St. J. Thackeray (Cambridge, Mass., 1926), 10–12; Alan Mason, ‘Was Josephus a Pharisee?: A Re-Examination of the Life, 10–12’, Journal of Jewish Studies, 40 (1989); Alan F. Segal, Paul the Convert: The Apostolate and Apostasy of Saul the Pharisee (New Haven, Conn., and London, 1990), pp. 81–82