Career
He was arrested by Roman authorities and tried by Diocletian. Clement was eventually beheaded by a Roman soldier whilst he was celebrating the Divine Liturgy in the year 312. He is venerated on 23 January according to the Gregorian calendar and on 5 February according to the Julian calendar in some Eastern Orthodox countries together with his disciple Agathangelus of Rome.
Clement"s relics are in the saint"s altar in the basilica of Our Lady of Trapani in Trapani.