Right-believing Prince Basil (Vasilko) of Rostov, martyred by the Mongols.
St. Basil (Vasilko) was Prince of Rostov in the thirteenth century. Captured by the Mongols after the battle on the river Sit in 1238, he refused to renounce Christ or to serve the invaders, and was put to death.
His body was recovered and buried in the cathedral of Rostov. The Church honors him as a righteous prince and passion-bearer on March 4.
Feast day
On the New Calendar, Basil of Rostov is commemorated on March 4. Churches on the Old (Julian) Calendar keep the feast on March 17 of the civil calendar.
Also commemorated on March 4

Paul and Juliana
Martyr, Παύλος
Holy Martyrs Paul and his sister Juliana of Ptolemais, with Stratonikos and companions.
Gregory of Constantia and Adrianos
Hierarch, Γρηγόριος
Saint Gregory, Bishop of Constantia in Cyprus, with Saint Adrianos.
Gregory of Assos
Hierarch, Γρηγόριος της Άσσου
Saint Gregory, Bishop of Assos in Asia Minor, wonderworker.
Daniel of Moscow
Saint, Δανιήλ της Μόσχας
Right-believing Prince Daniel of Moscow, youngest son of Saint Alexander Nevsky.
Gerasimos of Vologda
Venerable, Γεράσιμος της Βολογκντά
Venerable Gerasimos of Vologda, founder of the Trinity Monastery.