Of course, the Greeks got wisdom from other sources, but don't imagine it was only Egypt. They also recorded the influences they received from India, which was considerable. The scholarly tome "The Shape of Ancient Thought" chronicles forgotten (intentionally ignored) scholarship on the subject.
The Shape of Ancient Thought: Comparative Studies in Greek and Indian Philosophies
Read “Living Theurgy” if you are super new and new to English language
Here is the link below
https://www.amazon.com/dp/1905297718/ref=cm_sw_r_cp_awdb_imm_7STA2FHG2W7AMMRTEDA0
Some good books to download or buy
I have listed them based on reading level
Very Advanced: The Enneads of Plotinus (Thomas Taylor Translation) Syrianus Against Aristotle Metaphysics Problems and Solutions Concerning First Principles by Damascius
Philosophy as a Rite of Rebirth From Ancient Egypt to Neoplatonism by Dr. Algis Uzdavinys
👆🏿This one is very tough especially if you are not an English speaker but if you focus you can understand it..you may need to read this several times….I have read it once. I plan to read it again in future.
Not very hard Proclus Elements of Theology (Thomas Taylor Translation)
Didaskalikos of Albinus
The Unknown God
The Unknown God: Negative Theology in the Platonic Tradition: Plato to Eriugena https://www.amazon.com/dp/1620328623/ref=cm_sw_r_cp_api_glt_fabc_0VVJVNAQC3ZN6XXFKDCB
The Mysteries by Iamblichus
whatsthat supposed to mean? Are you threatening me? Is that some sort of threat?
Got this for 2.07$ last night. The Titus Burckhardt book "Alchemy: Science of the Cosmos, Science of the Soul" actually has a lot of Byzantine wisdom as well. I'm 80 pages into it.