Fitnat al-Wahhabiyya
Fitnat al-Wahhabiyya is a written by Shaykh al-Islam Ahmad Zayni Dahlan the Grand Mufti of the Shafi'is in Mecca in the late years of the Ottoman Empire. He described in it the history of the heretical tenets of Wahhabism in Najd and the Hijaz and the tortures of the Wahhabis inflicted upon Muslims; in which he exposed and refuted some of what he saw and witnessed from the Wahhabi extreme and terrorist acts and crimes besides their radical beliefs and misguidance in aqidah.
During the time that Wahhabism was rapidly spreading. He wrote:
