Observe how against their will they concert to demonstrate the truth, for by their precautions irrefragable demonstration of the resurrection was attained. The sepulchre was watched, and so no fraud could have been practised; and if there was no collusion, it is certain that the Lord rose again.
Reproduced in full. Translation: Oxford 1841 (Newman), public domain (Public domain).
Also cites: Hom. lxxxix
