Berber languages suggests that the C-Group population — which, along with the Kerma culture, inhabited the Nile valley immediately before the arrival of the first Nubian speakers — spoke Afro-Asiatic languages. Roger Blench (2018) suggests that Proto-Berber speakers had spread from the Nile River valley to North Africa 4,000-5,000 years ago due to the spread of pastoralism, and experienced intense language leveling about 2,000 years ago as the Roman Empire was expanding in North Africa. Hence, although Berber had split off from Afroasiatic several thousand years ago, Proto-Berber itself can only be reconstructed to a period as late as 200 A.D. Blench
Berber Revolt scattered way back to Kairouan. The bulk of the Berber rebel army set off in pursuit of the Syrians, and laid siege to them in Ceuta. The Zenata Berber leader Khalid ibn Hamid al-Zanati who delivered the two great victories over the Arab armies disappears from the chronicles shortly after Bagdoura (741). But news of the defeat emboldened hitherto quiet Berber tribes to join the revolt. Berber uprisings erupted across the Maghreb and al-Andalus. The most immediate threat arose in southern Ifriqiya, where the Sufrite leader Oqasha ibn Ayub al-Fezari raised a Berber army and laid sieges to Gabès and