Philo of Alexandria introduced in the first century what has been described as the 'Hellenizing of the Old Testament,' or the allegorical method of exegesis. By this, as Erdmann observes, the Bible narrative was found to contain a deeper, and particularly an allegorical interpretation, in addition to its literal interpretation; this was not conscious disingenuousness but a natural mode of amalgamating the Greek philosophic with the Hebraic doctrines.