Ibn Taymiyyah's Letters from Prison [PDF] Book This book contains a collection of letters demonstrating a side of the personality of Shaykhul-Islaam ibn Taymiyyah which is not commonly recognized. Usually, it is his tough and uncompromising stances and his truthful, sometimes harsh retorts that are remembered. However, as this work demonstrates he was also a concerned son, a devoted teacher and a passionate defender of the religion.