Gospel of Luke vs Gospel According to Luke

Gospel of Luke and Gospel According to Luke both are nouns.

Word	Noun	Adjective	Verb	Adverb
Gospel of Luke	Yes	No	No	No
Gospel According to Luke	Yes	No	No	No

As nouns, Gospel of Luke and Gospel According to Luke are synonyms defined as:

Gospel of Luke and Gospel According to Luke: one of the four Gospels in the New Testament; contains details of Jesus's birth and early life

Other synonyms of Gospel of Luke include Luke.

Gospel of Luke (noun)	Gospel According to Luke (noun)
one of the four Gospels in the New Testament; contains details of Jesus's birth and early life	one of the four Gospels in the New Testament; contains details of Jesus's birth and early life