Mercurius the Great Martyr of Caesarea in Cappadocia
Saint Mercurius came from Cappadocia, and was the son of Gordian, a Scythian. A young man, and a soldier of high rank, he refused to offer sacrifice to the idols, and after torments was beheaded during the reign of Valerian (253-260).
Apolytikion of Great Martyr Mercurius in the Fourth Tone
Thy Martyr, O Lord, in his courageous contest for Thee received the prize of the crowns of incorruption and life from Thee, our immortal God. For since he possessed Thy strength, he cast down the tyrants and wholly destroyed the demons' strengthless presumption. O Christ God, by his prayers, save our souls, since Thou art merciful.
Kontakion of Great Martyr Mercurius in the Second Tone
O wise one, thou wast initiated solemnly in matters divine, O all-renowned Mercurius, and becamest an acceptable sacrifice when eagerly thou didst drink the cup of Christ God; and now thou dost ceaselessly pray for us all.