Donald Trump’s latest act seems ripped from the American literary canon. In addition to running for the highest office (again) and fighting some 90 criminal charges in court, the former president is now hawking a $60 copy of the King James Bible that also includes copies of the U.S. Constitution, the Bill of Rights, the Declaration of Independence, the Pledge of Allegiance, and the “handwritten chorus” to the country song “God Bless the USA,” by Lee Greenwood. (Naturally, it is known as the “God Bless the USA Bible.”) This Bible has been the subject of yearslong controversy for, among other...