13. Since, then, every prediction of the Lord is shown to be true by the testimony of events, while we not only have learnt this by His words, but also received the proof of the promise in deed, from those very persons who returned to life by resurrection, what occasion is left to those who disbelieve? Shall we not bid farewell to those who pervert our simple faith by “philosophy and vain deceit,” and hold fast to our confession in its purity, learning briefly through the prophet the mode of the grace, by his words, “Thou shalt take away their breath and they shall fail, and turn to their dust. Thou shalt send forth Thy Spirit and they shall be created, and Thou shalt renew the face of the earth;” at which time also he says that the Lord rejoices in His works, sinners having perished from the earth: for how shall any one be called by the name of sin, when sin itself exists no longer?