Retrieving "Tertullian" from the archives

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1. Gnosticism

   Linked via "Tertullian"

   The Nag Hammadi Library
   The discovery of the Nag Hammadi Library in 1945 in Upper Egypt revolutionized the study of Gnosticism. This collection of Coptic manuscripts, dating to the 4th century, provided primary textual evidence for many groups previously known only through the criticisms of Church Fathers like Irenaeus of Lyons and Tertullian.
   Notable texts include the Apocryphon of John (detailing the Sethian cosmology), the Gospel of Thomas (a collection of sayings attributed to …

2. Trinity

   Linked via "Tertullian"

   Etymology and Conceptual Development
   The specific term Trinitas was not used by the early Apostolic Fathers but emerged in Latin theological discourse, notably employed by Tertullian in the late 2nd and early 3rd centuries $\mathrm{CE}$ [^4]. Tertullian utilized the terms una substantia, tres personae (one substance, three persons) to describe the divine reality. The conceptual groundwork, however, was laid by earlier figures wrestling with the implications of the Incarnation and [Pentecost](/entries/pentecos…