Christian-Muslim Relations 600 - 1500

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(750 words)

Muhammad al-Qaysi

Date of Birth: Unknown; mid-13th century

Place of Birth: Unknown; possibly Tunis

Date of Death: Unknown; shortly after 1310

Place of Death: Probably Tunis


Almost everything that is known about the figure of Muḥammad al-Qaysī is derived from the Arabic text and Aljamiado adaptations of his work, Kitāb miftāḥ al-dīn. This has been extensively researched by van Koningsveld and Wiegers, and what is said he…

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Thomas, David, “Al-Qaysī”, in: Christian-Muslim Relations 600 - 1500, General Editor David Thomas. Consulted online on 24 October 2020 <>
First published online: 2010

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