Nicene and Post-Nicene Fathers, Ser. II, Vol. XIV:
The Canons of the Synods of Sardica, Carthage, Constantinople, and Carthage Under St. Cyprian, Which Canons Were Received by the Council in Trullo and Ratified by II. Nice.: Canon I

p. 444 Canon I.

That the statutes of the Nicene Council are to be scrupulously observed.

Aurelius the bishop said:  Such are the statutes of the Nicene Council, which our fathers at that time brought back with them:  and preserving this form, let these things which follow, adopted and confirmed by us, be kept firm.

Notes.

Ancient Epitome of Canon I.

Let the copies of the decrees of the Nicene Council which our fathers brought back with them from that synod, be observed.

Johnson.

It is certain that Cæcilian, then Bishop of Carthage, was present at the Council of Nice; that any other African bishop was there does not appear; but probably he was attended with several clergyman, who were afterwards ordained bishops.