“When Horous and Ra went on permanent vcacation, plenty of their former followers ended up joining up with the Moon cult. “
You forgot that Egypt was Coptic “Christian Orthothox” before the ragheads conquered it.
The Copts are the direct descendants of the ancient Egyptians.
It’s still the same group of people. And Egypt, as everywhere was not of one religion post Ra. Majority perhaps, but not monolithic.