[1] Both Sulayman and Idris, as great grandchildren of Hasan ibn Ali, were sharifs descended from Muhammad.

[4] But not all Arab chroniclers agree that this brother of Idrīs I survived the massacre or that he does not owe him the governorate of the city.

[3] According to historian Gilbert Meynier, Mūḥāmmād Ibn Sūlāymān created in the region of Tlemcen the "Sulaymanid kingdom", a state which seemed to control only the cities, coexisting with the neighboring tribes which preserved their Kharidjite heterodoxy.

[8] Tlemcen (then called Agadir[9]) became a distinguished city, in growing connection with the Arab culture of Al-Andalus.

However, the Berbers resisted threats from Sūlāymān and the Banu Tamim of the Arab Aghlabid dynasty ordered his arrest.

The sons of Mūhāmmād Ibn Sūlaymān shared all of the central Maghreb (present-day Algeria) after the death of their father.

Idris received Arshgul, on the other hand, his brother Yahya joined forces with the Umayyads of Cordoba in the time of Abd al-Rahman III.

He adds that Jawhar al-Siqilli, the Fatimid general, took Hamza's sons to Kairouan in present-day Tunisia.

[12][13] Cornell noted that the Idrisids brought with them to the western Maghreb from the Arabian Peninsula a form of archaic Shi'ism that was very similar to Zaydism.