holy book

Translations
священная книга
The Bible is a holy book for Christians.
Библия — это священная книга для христиан.
Definitions
A holy book is a sacred text that is considered authoritative and central to the beliefs, practices, and teachings of a particular religion. Examples include the Bible in Christianity, the Quran in Islam, and the Vedas in Hinduism.
Words
book

noun
книга
holy

adjective
святой