A Good Place To Start
Clement of Alexandria, Eusebius of Caesarea, Origen, and Gregory of Nyssa each wrote with striking clarity about a God whose redemptive purpose extends to all of creation. Their words, often overlooked or filtered out of popular church history, are well worth hearing in full.
“He is the Savior, not of some and of the rest not. … For how is He Lord and Savior if He is not Lord and Savior of all? He is certainly the Savior of those who believe … while of those who do not believe, He is Lord, until having become...
Christ will therefore subject to himself everything [the universe], and this saving subjection it is right to regard as similar to that, according to which the Son himself shall be subjected unto him, who subjected to himself all things...
“When the Son is said to be subject to the Father, the perfect restoration of the whole creation is signified.” “When death shall no longer exist, or the sting of death, nor any evil at all, then, verily, God will be all in all.” “All...
“At some time the nature of evil shall pass to extinction, being fully and completely removed from existence; and divine unmixed goodness shall embrace in itself every rational nature, nothing that has been made by God falling away from...