Sunnah, as the second source after Koran had been through several hard priod which stems from slander, emerge in the midst of Muslims since the death of caliph Othman b. ‘Affan. During that, the Sunnah of the Prophet become a tool for political infighting and it arose multi fanaticism, starting from the fanaticism of <em>madhhab</em>, race, class, and other fanaticism along with the break up of the Muslims into sects. This makes the Sunnah ainted. It was difficult to distinguish between an authentic hadith, <em>da‘îf</em> even <em>mawd</em><em>û‘</em>. It is difficult to distinguish whether the transmitters are <em>thiqah</em>, free from fanaticism, or other tendency, which caused the narrators unable to maintain the integrity of Sunnah. Si...