Spoznaja HafizovicResearch Institute "Ibn Sina" in Sarajevo published a new book by academic Professor Rashid Hafizović entitled "Knowledge, the first value of Islam - a contribution to cognitive theory in Islam". This kind of pioneering scientific and intellectual wor is the first of its kind im our language, and It is written as a textbook for students of Islamic Studies, but in a language that is readable and understandable to the general public. The book consists of an introduction, five chapters and a conclusion, with a detailed bibliography and index of terms and names. Chapters are named: Sources of knowledge in Islam, the bodies of knowledge in epistemology of Islam, knowledge as the light in the spiritual science of Islam, knowledge as fruits of prayers of mind and knowledge as the fruits of the prayer of the heart.