Patristical, Patristic adj. Of or pertaining to the Fathers of the Christian church. "The voluminous editor of Jerome and of tons of patristic theology."
... needless and tedious repetition. The use of the theistic argument for some time after the Nicene period is fairly homogeneous, and presents no important new considerations. The apologetic work of the patristic writers was chiefly done in the ante-Nicene age; after that discussion turned more upon questions within the scope of the Christian Faith. The function of the age of the Councils was the formulation and definition of Christian dogma upon the admitted basis ... — The Basis of Early Christian Theism • Lawrence Thomas Cole