Where does “ϯⲥⲩⲣⲓⲁ” come from?

ϯⲥⲩⲣⲓⲁ (Coptic) comes from Ancient Greek Συρία, from Ancient Greek Ἀσσυρία, from Akkadian Aššūrāyu, from Akkadian Aššūr — Assur.