How can we say for sure that the Quran is authentic, and it is a book from God? Is there any undeniable proof that it is not just a well written book by a wise and talented writer?
Grand Qur'aan The Infallible Doctrine-Discourse of Reality-Profitability and substance of permanence
The fundamental characteristics that render and earn for a book the title of great book include; validity and reliability of its contents. In timeline, we are always surrounded by information and to know which source to trust is not always an easy proposition. The ability to evaluate the credibility of information is the most important skill for success. Validity and reliability of a book is the primary and the foremost concern of a critical reader and searcher for the truth. Except Grand Qur'aan, presently no book in its body has addressed such concerns of a reader. The parameters, criteria for evaluating the validity and reliability of a book is that its contents must be absolutely void of psychologically disconcerting suspicious, conjectural, whimsical, conflicting, un-certain, illusory, unsubstantiated, biased and opinionated matter. These features grant a book the credentials of infinite validity and reliability. Conversely, we can say that only such book can be credited as valid and reliable which has in its miscellany nothing but infallible truths whose veracity can stand the accuracy test in timeline. In Arabic, this fact about the book is rendered in succinct and explicit manner by the epithet
Grand Qur'aan The Infallible Doctrine-Discourse of Reality-Profitability and substance of permanence