The phrase "sacred books" refers to religious texts or scriptures that hold great importance and are considered holy by a specific religion or faith. Full definition
Most of our attention will therefore be given to this highly important sacred book. (religion-online.org)
The Granth, the Sikh Bible, is not like most other sacred books in that it is exclusively in poetry. (religion-online.org)
For example, neither the Greeks nor the Romans, the Egyptians nor the Babylonians — all highly literate cultures — had what may be termed sacred books with a definitely limited canon, held to be the exclusive basis of religious faith. (religion-online.org)