Holy Martyrs Dadas, Gobdelaas, Kasdoos and Kasdoa of Persia.
St. Dadas was a kinsman of the Persian king Shapur and governor of a province who was found to be a Christian and handed over to torture. Tradition relates that the king's own son Gobdelaas, sent to preside at the trial, was converted by the miracles he witnessed, as was his sister Kasdoa, and that they suffered with Dadas and Kasdoos.
They are commemorated on September 29.
Feast day
On the New Calendar, Gobdelaas, Dadas, Kasdoos and Kasdoa is commemorated on September 29. Churches on the Old (Julian) Calendar keep the feast on October 12 of the civil calendar.
Also commemorated on September 29

Malachi the New Martyr of Rhodes
Martyr, Μαλαχίας ο Νέος
New Martyr Malachi of Rhodes, monk martyred in Jerusalem.
Theophanes the Merciful of Gaza
Venerable, Θεοφάνης ο Φιλεύσπλαγχνος
Righteous Theophanes the Merciful of Gaza.
Three New Martyrs of Vrachori
Martyr, Νεομάρτυρες Βραχωρίου
The three New Martyrs of Vrachori, the present Agrinio, martyred under the Ottomans.