Second Epistle to the Thessalonians vs Second Epistle of Paul the Apostle to the Thessalonians

Second Epistle to the Thessalonians and Second Epistle of Paul the Apostle to the Thessalonians both are nouns.

Word	Noun	Adjective	Verb	Adverb
Second Epistle to the Thessalonians	Yes	No	No	No
Second Epistle of Paul the Apostle to the Thessalonians	Yes	No	No	No

As nouns, Second Epistle to the Thessalonians and Second Epistle of Paul the Apostle to the Thessalonians are synonyms defined as:

Second Epistle to the Thessalonians and Second Epistle of Paul the Apostle to the Thessalonians: a New Testament book containing Saint Paul's second epistle to the Thessalonians

Other synonyms of Second Epistle to the Thessalonians include II Thessalonians.

Second Epistle to the Thessalonians (noun)	Second Epistle of Paul the Apostle to the Thessalonians (noun)
a New Testament book containing Saint Paul's second epistle to the Thessalonians	a New Testament book containing Saint Paul's second epistle to the Thessalonians