کتاب الفتن · نُعیم بن حماد

Al-Saffah, then Al-Mansur, then Jabir, then Al-Mahdi, then Al-Amin, then Sin and Salam, then the Emir of Al-Asab, six of them were from the descendants of Ka’b bin Luay, and a man from Qahtan, no one like them is seen, all of them are righteous.

Al-Saffah, Salam, Mansour, Jabir, Al-Amin, and the Emir of Al-Asab, all of them are Saleh, the likes of whom are not known, all of them are from Banu Ka’b bin Luay, and a man from Qahtan, some of whom are only two days old.