Context: The Conflict of Adam and Eve with Satan is a 6th century Christian extracanonical work found in Ge'ez, translated from an Arabic original. It does not form part of the canon of any known church.

Question: where was the book of adam and eve found?
Steam of consciousness below:
To answer the question, consider the following: The Conflict of Adam and Eve with Satan is a 6th century Christian extracanonical work found in Ge'ez, translated from an Arabic original.
So, the answer is Ge'ez.