39 books are contained within the old testament and 27 books in the new testament. Let no one add to them or take anything away from them. this list of 27 books along with the 46 books of the old testament (including) the deuterocanonical ones) was affirmed as the official canon of sacred scripture for the catholic church by. Pin On Protestant Reformation The catholic bible consists of 46 books in the old testament and 27 books in the new testament (which is the same nt as the protestant bible). How many books in the catholic and protestant bible . The result is that today the protestant bible has 66 books while the catholic bible steadfastly maintains the 73 books she has had for 2,000 years. Initially the protestant bible strictly prohibited from the non canonical apocrypha from bein included whereas the modern versions including these are also in existence. This is absolutely, 100% false. This greatly saddens me how people believe such nonsense. They both contain the sa...