Analysis of information sources in references of the Wikipedia article "معرکہ زاب" in Urdu language version.
Abū Muslim déclencha l'opération en 747 et la victoire fut acquise à la bataille du Grand Zāb en 750. Ibrāhīm étant mort entre-temps, Abū Muslim proclama calife son frère Abū l-'Abbās, dit as-Saffāḥ, en 749 à Kūfa. Abū Muslim started the operation in 747 and victory was gained at the Battle of the Great Zāb in 750. Ibrāhīm having died in the meantime, Abū Muslim proclaimed [as] caliph his brother Abū l-'Abbās, known as as-Saffāḥ, in 749 in Kūfa.
{{حوالہ موسوعہ}}: اسلوب حوالہ: نامعلوم زبان (link)