1 in 10²¿³. That is the probability that a human being composed the Quran - a 1 trailed by 203 zeros, a number past a googol. For fourteen centuries the question "Does God exist?" has belonged to the philosophers. This book hands it to the mathematicians. Set belief aside, and one document is left on the table with a single forensic question attached: could a human being have produced it? The evidence is not the author's own - and that is the point. Every finding here is published, peer-reviewed work; the originality lies in gathering it into one disciplined case and following it wherever it leads. Consider the Quran. A 77,000-word text, delivered orally across twenty-three years - in fragments, under persecution, through exile and war - by a man who could not read or write, and never revised once a word was spoken. Whatever order it contains was either carried flawlessly in one human memory for two decades, or it came from somewhere a human memory cannot reach. And the order is staggering: chapters of up to 286 verses built as concentric rings, the first line answering the last; 114 chapters interlocked as 53 mirror-image pairs; a style that never drifts across a lifetime of unscripted speech; and, after fourteen centuries of hostile scrutiny, not one verified internal contradiction. You have been told this is a matter of faith. It is a matter of arithmetic. This book prices that architecture against chance. Eleven independent lines of evidence - five counted witnesses and six corroborating findings. Two witnesses alone already reach 1 in 10¿¿: the odds of marking a single atom somewhere in all the Earth, then finding it, blindfolded, on the first reach. The five-witness floor is 1 in 10¿¿. The full model reaches 1 in 10²¿³ - far beyond the roughly 10¿¿ atoms in the entire observable universe. Then every human explanation is put on the stand. A lone unlettered man composing it all from memory under fire. A secret committee working across two decades. Borrowing from scriptures the author could not read. Coaching by outside scholars. Later assembly by editors. Each is measured against what the document demonstrably is - and one by one, each breaks: the lone author on memory and the impossibility of revision; the committee on a single seamless style; the borrowing theories on a text that corrects the very scriptures it is said to copy; the editors on a design already complete in the earliest surviving record. Forensic method is as much an instrument of elimination as of identification - and here it eliminates everyone. If a 77,000-word text could not have arisen by chance, what are the odds that you did? Nothing here is asked on trust. Every figure is shown, every source named, every alternative tested and answered - and it is written for the newcomer who wants it plainly, the sceptic who trusts nothing on authority, the believer who wants firm ground, and the specialist who will check every citation. Written by Abdul Zahir Sheikh, a Certified Fraud Examiner and forensic professional with four decades of investigative experience across fourteen countries, this is not a book of faith but a forensic file - and only the opening move in a four-volume case that clears the suspects, profiles the author who remains, and matches that profile to the One the text has named from the start. You can walk out on a sermon. It is much harder to walk out on a calculation. The evidence is before you; the verdict is yours.