One man with this name names a denomination that spawned the interfaith Satpanth (“SAT-punuth”) movement and has built “centers” worldwide as modern versions of meeting places called jamatkhanas. Another man with this name fathered Kedar, the namesake of a tribe of archers, and Nebaioth, who may be linked to the Nabataeans, among his 12 sons. A son of Jafar ibn Sadiq with this name names a denomination whose largest branch is the Nizaris, led by the Aga Khan, and which isare commonly contrasted with Twelver Shi’as. According to both the Hebrew Bible and Islam, another man with this name became the forefather of the Arabs after he and his mother, a handmaiden, fled into the desert. For 10 points, give this name of the child of Hagar and Abraham. ■END■
ANSWER: Isma’il [or Ishmael; accept Ismailism or Ismaili Centers; accept Isma’il ibn Jafar; prompt on Abu Mansur Nizar ibn al-Mustansir or Nizari Ismailism until “Nizaris” is read by asking “Nizaris are part of a larger denomination named for what man?”]
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= Average correct buzz position