Ɣef leḥsab n unmezruy ineslem n lqern 14, Ibn Xeldun, At Betrun d yiwet n taqbilt ittwasnen seg Yizwawen gar aṭas n tiqbilin niḍen, Izwawen llan zedɣen di Tamurt n Leqbayel (si Bgayet almi d Delles) kecmen di taqbilt Tamaziɣt n Yikutamen i gellan iserdasen n Yifaṭimiyen Iciɛiyen. Aywiẓri andalusi, Ibn Ḥazm, atah yid-s. Maca Ibn Xeldun yenna-d belli iywiẓriyen Imaziɣen s yiman-sen qqaren-d belli Izwawen d Iznaten, arraw n Semgan, mmis n Yaḥya (Yedder), mmis n Dari, mmis n Zeddjîk (neɣ Zahhîk), mmis n Medracen, ajaddiw n Yimaziɣen n wegraw n Botr, wegraw niḍen ism-is Baranis, anda ikecmen Iẓnagen d Yikutamen. Tisrsit n Ibn Xeldun d Ibn Hazm ttbanen-d d tidett, xas yenna-d belli Izwawen s yiman-sen qqaren-d belli ttemyilin ar Iznaten s yidammen. Neẓra belli aẓar n At Betrun d Amaziɣ, maca ur neẓri ara ma nutni d Iznaten neɣ d Ikutamen.