Holy Scripture vs Christian Bible

Holy Scripture and Christian Bible both are nouns.

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

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

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

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

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