Histories

Furthermore, when there is thunder and lightning these same Thracians shoot arrows skyward as a threat to the god, believing in no other god but their own.

I understand from the Greeks who live beside the Canakkale Bogazi (strait), Canakkale, Marmara, Turkey, Asia Hellespont and +Black Sea [38,42] (sea) Pontus, that this Salmoxis was a man who was once a slave in +Nisos Samos [26.8,37.75] (island), Samos, Aegean Islands, Greece, Europe Samos, his master being Pythagoras son of Mnesarchus;

then, after being freed and gaining great wealth, he returned to his own country. Now the Thracians were a poor and backward people, but this Salmoxis knew Ionian ways and a more advanced way of life than the Thracian; for he had consorted with Greeks, and moreover with one of the greatest Greek teachers, Pythagoras;