Person
Quṣayy ibn Kilāb
قصي بن كلاب
Mujammiʿ (the Unifier)
400 CE – 480 CE(aged ~80) Quraysh
The 5th paternal grandfather of the Prophet ﷺ. Quṣayy unified the Quraysh and brought them to settle in Mecca, taking the keys of the Kaʿba from Khuzāʿa (the previous custodians) c. 480 CE. He instituted the offices of the Kaʿba (ḥijāba — keeping the keys; siqāya — providing water to pilgrims; rifāda — feeding pilgrims; liwāʾ — banner; nadwa — assembly house). His four sons ʿAbd al-Dār (eldest), ʿAbd Manāf, ʿAbd al-ʿUzzā (founder of Banū Asad), and ʿAbd Quṣayy are the ancestors of the major Quraysh clans.
Significance
The 5th paternal grandfather of the Prophet ﷺ. Quṣayy unified the Quraysh and brought them to settle in Mecca, taking the keys of the Kaʿba from Khuzāʿa (the previous custodians) c. 480 CE. He instituted the offices of the Kaʿba (ḥijāba — keeping the keys; siqāya — providing water to pilgrims; rifāda — feeding pilgrims; liwāʾ — banner; nadwa — assembly house). His four sons ʿAbd al-Dār (eldest), ʿAbd Manāf, ʿAbd al-ʿUzzā (founder of Banū Asad), and ʿAbd Quṣayy are the ancestors of the major Quraysh clans.
Sources: Wikipedia and classical Islamic biographical literature compiled by automated researchers. Every page is being continuously refined — if something looks off, please check back in a few days.