Zonaenus, Abba, was a monk and hermit, originally from Aela. He was consulted by Emperor Kaléb just before the latter departed for Himyar in 525, at which time Zonaenus was living in the town of Sabi, near Adulis.
A. K. Irvine
J. Boissonade (ed.), "Martyrium Sancti Arethae," in Anecdota Graeca (Paris, 1962), V.