since hierocosmology places the dwelling of the angel of Initiation in the cosmic north, and since hierognosis perceives in his person the pole, it goes without saying that the arrival at the summit of mystic initiation has to be experienced, visualized and described as arrival at the pole, at the cosmic north.
Corbin argues that within Zoroastrian-Sufi hierocosmology, the North Pole as cosmic north is the definitive symbol and experiential site of mystical initiation, identified with the abode of the Angel Sraosha.
, The Man of Light in Iranian Sufism, 1971thesis