Nicene and Post-Nicene Fathers, Ser. II, Vol I:
The Life of Constantine with Orations of Constantine and Eusebius.: Chapter XXIII

Chapter XXIII.—A Brief Notice of the Destruction of the Tyrants.

With respect to the other princes, who made war against the churches of God, I have not thought it fit in the present work to give any account of their downfall, 3100 nor to stain the memory of the good by mentioning them in connection with those of an opposite character. The knowledge of the facts themselves will of itself suffice for the wholesome admonition of those who have witnessed or heard of the evils which severally befell them.

Footnotes

But he has done this himself in his Church History. Compare also Lactantius, De mortibus persecutorum.