 He then fled to Thessaly; the Amphictyons at Pylae had offered a reward for his death.According to Herodotus, he was killed for an apparently unrelated reason by Athenades () of Trachis, around 470 BC, but the Spartans rewarded Athenades all the same.Herodotus notes that two other men were accused of betraying this trail to the Persians