Apostolic Constitutions

The Apostolic Constitutions (or Constitutions of the Holy Apostles, lat. Constitutiones Apostolorum) is a Christian collection of eight treatises which belongs to genre of the Church Orders. The work can be dated from 375 to 380 AD. The provenience is usually regarded as Syria, probably Antioch. The author is unknown, even if since James Ussher it was considered to be the same author of the letters of Pseudo-Ignatius, perhaps the 4th century Eunomian bishop Julian of Cilicia.