Venerable Daniel the Hesychast of Voronet in Moldavia.
Venerable Daniel was a hermit of Moldavia in the fifteenth century who lived in a cell carved into the rock near the future monastery of Voronet. Tradition relates that he was the spiritual counsellor of the prince Stephen the Great, who built the monastery at his encouragement. He reposed in peace and is honoured by the Church of Romania.
Feast day
On the New Calendar, Daniel the Hesychast is commemorated on December 18. Churches on the Old (Julian) Calendar keep the feast on December 31 of the civil calendar.
Also commemorated on December 18

Sebastian
Martyr, Σεβαστιανός
Holy Martyr Sebastian of Rome.
Name days: Sebastianos, Sebastian, Bastian
Companions of Sebastian
Martyr, Νικόστρατος, Ζωή, Τραγκυλίνος και οι συν αυτοίς
Holy Martyrs Nikostratos, Zoe, Tranquillinus, Marcia, Castorius, Claudius, Tiburtius, Castulus, Marcellinus and Mark, who suffered with Saint Sebastian.
Michael the Synkellos
Venerable, Μιχαήλ ο Σύγκελλος
Venerable Michael the Synkellos, Confessor, of Jerusalem and Constantinople.
Zacchaeus and Alphaeus
Martyr, Ζακχαίος ο Διάκονος και Αλφειός ο Αναγνώστης
Holy Martyrs Zacchaeus the Deacon and Alphaeus the Reader, at Caesarea in Palestine.