St. Marouthas, Bishop of Martyropolis, and the Persian Martyrs whose relics he gathered.
St. Marouthas was a learned bishop of Mesopotamia who served as envoy between the Byzantine and Persian courts and won the favour of the Persian king, securing relief for the persecuted Christians. He gathered the relics of the Persian martyrs into his city, which was thereafter called Martyropolis.
He wrote an account of their sufferings and reposed in peace in the early fifth century.
Feast day
On the New Calendar, Marouthas of Martyropolis is commemorated on February 16. Churches on the Old (Julian) Calendar keep the feast on March 1 of the civil calendar.
Also commemorated on February 16

Flavian of Constantinople
Hierarch, Φλαβιανός Κωνσταντινουπόλεως
St. Flavian the Confessor, Patriarch of Constantinople.
Romanos the New Martyr
Martyr, Ρωμανός ο Νέος
New Monk-martyr Romanos of Karpenisi, who suffered in Constantinople.