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tabarani:8948ʿAlī b. ʿAbd al-ʿAzīz > Abū Nuʿaym > al-Masʿūdī > al-Qāsim

[Machine] Abdullah said, "The month of Sha'ban is twenty-nine days."  

الطبراني:٨٩٤٨حَدَّثَنَا عَلِيُّ بْنُ عَبْدِ الْعَزِيزِ ثنا أَبُو نُعَيْمٍ ثنا الْمَسْعُودِيُّ عَنِ الْقَاسِمِ قَالَ قَالَ

عَبْدُ اللهِ «الشَّهْرَانِ تِسْعٌ وَخَمْسُونَ يَوْمًا»