Deuteronomy - which is one of the first five books of the Hebrew Bible (Old Testament). These 5 books are also known as the "Book of Moses" or the "Torah".
The sacred text of Judaism is called the Tanach. The word Tanach is an acronym made from the names of its three parts: Torah (Teachings), Nevi'im (Prophets), K'tuvim (Writings).
The word that can be spoken (written), is not the Eternal Tao according to Lao Tzu the foremost authority, on scripture and it's failings. The text you seek will be best written by your own hand.
When the physical copy itself of a religious text is considered sacred, it is known as sacrosanct.
mantra
The scared word of faith in Judaism is 'Emunah'. Faith is defined as the belief that is not based on proof as well as confidence that is based on some degree of warrant.
You can use the word "sacred" to describe something that is considered holy, blessed, or revered in a religious or spiritual context. For example, "This temple is a sacred place for worship," or "The sacred text is highly respected by the community."
The sacred text of Islam is the holy Qur'an. It can also be spelled as Qoran, Quran, Quraan, Koran, Kuran, Kuraan, etc. Quran is Allah (or God and same God in Chritianity and Judaism) real God word revelations to prophet Muhammad (peace be upon him) through the angel Gabriel (or Jibril). Refer to related questions below.
Tanakh - sacred book of Judaism
People often confuse sacred and scared. Oak trees are very sacred for Hindus.
The Koran (sometimes spelled Qu'ran or other variations) is the sacred text of the Islamic religion.
The most sacred text of the Muslims is the holy Qur'an, that is the word of Almighty Allah revealed to the last Prophet of Islam (SAW).The collections of the sayings of the holy Prophet (SAW) are also sacred books of the Muslims.
The first word that I thought of was "Ushpizin" which refers to ceremonial guests invited into the Sukkah (tent-booth) during the holiday of Sukkot.