The Qur'an. The distinction between Sunni and Shiite does not change what the holy book of Islam is.
Iran has a Muslim majority; their holy book is the Quran. Of course, Iran also has followers of other religions; thus, for example, the believers in the Bahá'i Faith (the largest minority in Iran) have the "Most Holy Book" as well as other Holy Scripture; while Christians have the Bible.
The holy book for Baptists is the Christian Bible, which consists of the Old Testament and the New Testament. It is considered the inspired word of God and serves as the foundation of Baptist beliefs and teachings.
Mashad & Qom
a. iran b. iraq c. syria d. afghanistan
The holy book
Not all holy book are the same , the best holy book is the BIBLE
Holy book for Parsis or Zorastrianism is Avesta.
The holy book of Sikhs is Gurugranth Saheb.
Religions with a "sacred or holy book" usually regard that text as having been written or inspired by their deity. The Qur'an was given to mankind from Allah through Mohammad. This makes it a sacred or holy text to the Muslims.
Well, honey, the holy book for Pentecostals is the same as for most Christians - the Bible. They may put their own spin on things, but when it comes down to it, it's all about that good ol' Book. So grab your Bible and get ready for some spirited preaching, child.
There is not a secular holy book, that would be an oxymoron.