Canons Canons: Approved as canonical by the Council in Trullo. The first, a canonical letter, is mentioned but not quoted or summarized. Only epitomes of the other two. From the Nicene and Post-Nicene Fathers of the Christian Church, second series, vol. 14. (Works) http://www.ccel.org/fathers/NPNF2-14/7appndx/cyril.htm