To be fair, if the book whose cover you posted was published before 1801, Mark might have been the one to coin the phrase. ;>)
Come on, every FReeper worth his/her salt knows the phrase came from Jefferson's letter to the Danbury Baptist Association in 1801, and that the first mention of the 'separation of Church and State' first appeared in a SCOTUS decision in the 1880's.
You need to take that up with Mark Levin.
...and that the first mention of the 'separation of Church and State' first appeared in a SCOTUS decision in the 1880's.
You forgot to link your source.
FGS