What do Ibn al-Shatir and Ibn Tufail have in common?
Ibn Tufail Ibn Tufail (c. 1105 – 1185) (full Arabic name: أبو بكر محمد بن عبد الملك بن محمد بن طفيل القيسي الأندلسي "Abu Bakr Muhammad ibn Abd al-Malik ibn Muhammad ibn Tufail al-Qaisi al-Andalusi"; Latinized form: "Abubacer Aben Tofail"; Anglicized form: "Abubekar" or "Abu Jaafar Ebn Tophail") was a Moorish Andalusian Muslim polymath: a writer, novelist, Islamic philosopher, Islamic theologian, physician, astronomer, vizier, and court official.
Saf ibn Sayyad Saf ibn Sayyad (Arabic: الصف بن الصياد‎ ‎ ), later known as Abdullah ibn Sa'id (Arabic: عبد الله بن سعيد‎ ‎ ), was an alleged claimant of prophethood during the time of Islamic prophet Muhammad and his companions.