Christian Bible vs Scripture

Christian Bible and Scripture both are nouns.

Word	Noun	Adjective	Verb	Adverb
Christian Bible	Yes	No	No	No
Scripture	Yes	No	No	No

As nouns, Christian Bible and Scripture are synonyms defined as:

Christian Bible and Scripture: the sacred writings of the Christian religions

Other synonyms of Christian Bible include Bible, Book, Good Book, Holy Scripture, Holy Writ, Word, Word of God.

Christian Bible (noun)	Scripture (noun)
the sacred writings of the Christian religions	the sacred writings of the Christian religions