Stephanos of Byzantium - Ethnika
Daton: a city in Thrace. Herodotus, book 9. They say this... The inhabitants are 'Datenioi'; the ethnonym is 'Datenos'.
AI translation — gpt-5.6-sol; Gabe v3
Stephanos excerpt (left) is aligned with matched Herodian passages (right). Colors indicate corresponding overlap spans.