The document defines Bid'ah as innovating new things in religion without precedence. It provides examples of Bid'ah from the Quran and hadiths of the Prophet Muhammad (peace be upon him). The document states that religion was completed by God and the Prophet, so any innovations are misguidance. It discusses reasons for Bid'ah like ignorance, following desires over revelation, and imitating non-Muslims. The document emphasizes rejecting Bid'ah and clinging to the Quran and authentic sunnah.