al- Sayf al-abtar ʻalá kitāb Muhandis al-Azhar
Subtitle: (kashf ḥaqīqat kitāb ʻUmr ummat al-Islām wa-qurb zuhūr al-Mahdī ʻalayhi al-salām)
By: [Abū Muḥammad Ḥarbī].
Edition: al-Ṭabʻah 1
Series: Kashf al-asrār -- 1
Publisher: Maktabat Madbūlī al-Ṣaghīr
Published: 1998
Place of publication: [Cairo]
Language: ara
Number of pages: 96
Description: The author's refutation of Mahdism; Islam.