. The individual is in possession of Islamic knowledge which can assist him in

the rebuttal of doubt and suspicion. For the infidels desire to implant scepticism and uncertainty upon the Muslims concerning their Religion, their Messenger, their Books, and their Character. Indeed they present doubt in every matter [connected to their Religion]. [The infidels yearn] that the Muslims remain upon uncertainty, indecisiveness and hesitation. Furthermore, it is known that should an individual entertain doubts and misgivings in these matters of [fundamental importance], wherein certitude is mandatory, it could cause the individual to neglect the establishment of the pillars. Thus belief in Allah, His Angels, His Messenger, the Day of Judgement, and the Divine Decree with certainty is obligatory, For the one who harbours doubt in any of these matters mentioned above is deemed to be an unbeliever. 12 12 [TN] - It is impermissible for a Believer to submerse himself in matters connected to Takfeer (allegation of unbelief or apostasy) until he is conversant with it's fundamental principles, and is An explanation of Riyadhal-Saliheen fromthewordsof theMasterof the Messengers certain of it's conditions and regulations. Ifhe is deficient in this matter, he has lead himself to transgression and a dangerous situation, incurring the Wrath ofthe Most Merciful. For matters connected to Takfeer are amongst the most serious ofreligious issues, and the greatest in exactitude. No individual can gain mastery ofthem, save the greatest amongst the People ofKnowledge and Erudition, and those in possession ofa penetrating understanding. What follows is a brief explanation of the most important fundamentals, regulations and conditions pertaining to this matter.