The Wikipedia article actually has some decent references on this. As far as I know, nobody has published on the three traditions compared and contrasted. I'm getting seminary student vibes. This might be something to look into publishing 🤙

In addition to WP:

Eastern Orthodoxy:

Romanides, J. S. (2004). Patristic Theology. Uncut Mountain Press.

Mantzaridis, G. (1984). The Deification of Man: St. Gregory Palamas and the Orthodox Tradition. St. Vladimir’s Seminary Press.

Ancient Egypt

Assmann, J. (1996). The Mind of Egypt: History and Meaning in the Time of the Pharaohs. Harvard University Press.

Hornung, E. (1992). Idea into Image: Essays on Ancient Egyptian Thought. Princeton University Press.

Gnosticism:

Turner, J. D. (2001). Sethian Gnosticism and the Platonic Tradition. Presses Universitaires de Louvain.

Jonas, H. (1958). The Gnostic Religion: The Message of the Alien God and the Beginnings of Christianity. Beacon Press.

Knight, C. C. (2024). Spiritual Intelligence and the Nous: Implications for Understanding the Relationship Between the Faith Traditions of the World. Christian Perspectives on Science and Technology, New Series, Vol. 3.

Phillips, R. (2023). How ‘Nous’ Became a Trojan Horse For Secularism, and Why it is So Difficult to Translate.

Notes from the Digital Underground. (2019). Early Christian Theology: Jesus, Gnosis, and Logos.