Presentation of the warnings (indhirāt) of the Khalīfa to Yūḥān and Abī Jumayza, who both have died since.
- This text has been edited in Muḥammad Ibrāhīm Abū Salīm, Muḥarrarāt ʿUthmān Diqna, Khartoum, Markaz Abū Salīm li-l-dirāsāt, 2004. See letter 172
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