What we know:
-Custodianship of the Ka'aba passed to Quraysh at the time of abdul Muttalib's great-grandfather Qusay.
- Qusay lived from 400-480 AD, at the time of inheriting the Ka'aba he was of age and married, so at the bare minimum he would have been maybe 25, and very possibly older considering the premium Arabs place on seniority; knowing that there were
- Qusay inherited the Ka'aba from Hulail ibn Hibishia, the great grandson of Amr ibn Luhayy.
This means that there were 4 generations accounted for between Amr ibn Luhayy and Qusay, whose son was Hashim, who seems to have