In the mid-2010s, intelligence agencies (including the FBI and MI5) identified that several lone-wolf attackers in Europe possessed excerpts of Forbidden Prophecies . The book’s claim that "killing a disbeliever before the final hour is a ticket to paradise in the reign of the Mahdi" was deemed direct incitement. Consequently, file-hosting sites received DMCA and counter-terrorism takedown requests.

Forbidden Prophecies is a polemical work that sits at the intersection of comparative religion and biblical eschatology. Authored by Abu Zakariya, a writer known for his work in Muslim apologetics (most notably The Eternal Challenge ), this book attempts to flip the script on traditional missionary critiques of Islam.

Forbidden Prophecies is not a single prophecy but a compilation. The book claims to gather "forbidden" narrations—prophecies of the Prophet Muhammad (PBUH) that Abu Zakariya argues have been intentionally suppressed by mainstream Islamic scholars (the Ulama ) to avoid panic or political embarrassment.

is a 177-page non-fiction work that functions as a piece of Islamic apologetics. Zakariya’s primary goal is to provide a "contrastive argument" for the prophethood of Muhammad by comparing Islamic predictions with those of other major religious figures and fortune tellers.