دروس في شرح نواقض الإسلام – الشيخ صالح الفوزان

Duruus fi Sharh Nawaqid al-Islam by Shaykh Salih Al-Fawzan is a detailed explanation of the nullifiers of Islam. The book outlines actions and beliefs that can invalidate one’s faith, providing a clear understanding of what is required to safeguard one’s Islam according to the Qur’an and Sunnah.