'Umar ibn al-Khattab, the second of the Rashidun Caliphs was the son of Khattab ibn Nufayl ibn 'Abdul 'Uzza ibn Riyah ibn Abdullah ibn Qurut ibn Razah ibn 'Adiyy ibn Ka’ab ibn Lu'ayy ibn Ghalib al-Quraishi al-Adawai. His lineage converges with that of Muhammad in Ka'b ibn Lu'ayy ibn Ghalib.
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