Acepsimas was the bishop of Hnaita, residing at Paka in western Persia. He and several companions, including the priest Joseph of Bet-Katoba, who was then 70 years old, and the deacon Aitillaha of Bet-Nuhadra, who was then 66 years old, were arrested by Shapur II for refusing to worship according to the Zoroastrian faith. Acepsimas was taken in chains to Arbela (modern Erbil) before the governor.
Acepsimas served as bishop of Hnaita, residing at Paka in western Persia. He and a group of companions, including the elderly priest Joseph of Bet-Katoba and deacon Aitillaha of Bet-Nuhadra, were detained by Shapur II for refusing to adopt Zoroastrian practices. Acepsimas was subsequently led away in chains to Arbela (modern Erbil) before the local authority.