Holy Martyrs Bianor and Silouanos of Pisidia.
St. Bianor was a Christian of Pisidia who was tortured for refusing to sacrifice to idols. Tradition relates that Silouanos, seeing his courage, confessed Christ as well.
Both were beheaded and received the crown of martyrdom together.
Feast day
On the New Calendar, Bianor and Silouanos is commemorated on July 10. Churches on the Old (Julian) Calendar keep the feast on July 23 of the civil calendar.
Also commemorated on July 10

Anthony of the Kiev Caves
Venerable, Αντώνιος
Venerable Anthony of the Kiev Far Caves, founder of monasticism in Rus′ (†1073).

Forty-Five Holy Martyrs of Nicopolis
Martyr, Μάρτυρες
The Forty-Five Holy Martyrs of Nicopolis in Armenia, martyred under Licinius (c. 319).
Apollonios of Sardis
Martyr, Απολλώνιος Σάρδεων
Holy Martyr Apollonios of Sardis, crucified for Christ.
Ten Thousand Fathers of Nitria
Martyr, Μύριοι Πατέρες
The Holy Ten Thousand Fathers martyred in the desert of Nitria.
Parthenios and Eumenios of Koudoumas
Venerable, Παρθένιος και Ευμένιος
Venerable Parthenios and Eumenios, founders of the Koudoumas Monastery in Crete.
Synaxis of the Saints of Vatopedi
Saint, Σύναξις Βατοπαιδινών Αγίων
Synaxis of all the Saints of the Holy Monastery of Vatopedi on Mount Athos.