The Sufficiency of Nicaea from Ephesus I to Chalcedon, 431-451
An important but underrecognized aspect of the reception of Nicaea I (325) at subsequent ecumenical councils is the fifth-century concept of the “sufficiency of Nicaea.” The Acts of Ephesus I (431) contain a decree (the so-called Canon 7.00 of Ephesus) that prohibits anyone from writing a different creed as a rival to the one promulgated … Read more