However, it incorporates fragments of earlier works which have since disappeared, including a chronicle written by Arib ben Sad in Crdoba in the 10th century The lateness of all these sources has resulted in considerable debate about their reliability.
The vivid narrative of the early Arabic sources suggests that entertaining readers with interesting stories was more important to their authors than reflecting historical fact.
They transferred their capital to Seville in 1170, ruling until their departure for Morocco in 1228 (see Chapter 8).
Thereafter, the remaining Muslim centres fell to the Christian armies until Muslim power in Spain was limited to the Nasrid dynasty, which established themselves as rulers of Granada where they survived as rulers until 1492. The Ajbar Machmua records that "Al-Walid" (Caliph Walid I, succeeded 705) appointed "Mua ben Nosair, cliente de los Ben Omeyga y descendiente de los infieles hechos prisioneros por Jlid en Ain-Attamr" as "gobernador de Ifrikya" in A. 78 (30 Mar 697/19 Mar 698) (so misdated), and his campaigns across North Africa against the Berbers with "jefe de la vanguardia Trik ben Ziyed" and their conquest of Tanger in A. 89 (1 Dec 707/19 Nov 708) and Ceuta, governed by "[gobernador] del Rey de Espaaun infiel Julian".
Ibn Idhari adds that daprs Tabari, they entered the country par terre et par mer which they conquered de mme que celle de la France.
Ibn Idharis reported second version que rapporte aussi Tabari states that the conqueror was Mousa ben Naayr who entered Spain 8 Nov 709.
The fragmentation of power and military weakness of individual Taifa kingdoms enabled the Christians to conquer significant amounts of territory from the Taifa kingdoms, particularly during the reign of Alfonso VI King of Castile.The Tarikh Iftitah al-Andalus (History of the Conquest of al-Andalus) by Ibn al-Qutiya (a descendant of King Witiza.Most of the 10th century compilations, including the 10th century Ahmad bin Musa al-Razi and the mid-11th century Ibn Hayyan, are lost but their material was incorporated into the anonymous Fath al-Andalus () and Ibn Idharis Bayan al-Maghrib ()Ibn Idharis Al-Bayan Al-Moghrib is dated to after .The Ajbar Machmua records that "Abdo-l-Aziz" married "la mujer de Rodrigo Umm-Asim", who persuaded her second husband to wear a crown which was seen as unislamic.Her two marriages are confirmed by Ibn Abd-el-Hakem who records that "Abd-Elaziz Ibn Musa, after the departure of his father, had married a Christian lady, a daughter of a king of Andalus Roderic whom Tarik killed" (after Oct 713).