Philo attempted to fuse and harmonize Greek and Jewish philosophy through allegory, which he learned from Jewish exegesis and Stoicism [REF].
Dr. Bernard Revel, in dissertation on Karaite halakha, points to writings of a 10th-century Karaite, Jacob Qirqisani, who quotes Philo, illustrating how Karaites made use of Philo's works in development of Karaite Judaism.