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Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
ahmad:2500 – Muʿāwiyah > Abū Isḥāq > Muḥammad b. Abū Ḥafṣah > al-Zuhrī > ʿUbaydullāh b. ʿAbdullāh > Ibn ʿAbbās

[Machine] The conquest took place on the thirteenth of Ramadan.  

أحمد:٢٥٠٠ – حَدَّثَنَا مُعَاوِيَةُ حَدَّثَنَا أَبُو إِسْحَاقَ عَنْ مُحَمَّدِ بْنِ أَبِي حَفْصَةَ عَنِ الزُّهْرِيِّ عَنْ عُبَيْدِ اللهِ بْنِ عَبْدِ اللهِ عَنِ ابْنِ عَبَّاسٍ قَالَ

كَانَ الْفَتْحُ فِي ثَلاثَ عَشْرَةَ خَلَتْ مِنْ رَمَضَانَ  

See similar narrations below:

Collected by Ḥākim
hakim:4358 – Abū Bakr Muḥammad b. Aḥmad b. al-Naḍr al-Azdī > Muʿāwiyah b. ʿAmr > Abū Isḥāq al-Fazārī > Muḥammad b. Abū Ḥafṣ > al-Zuhrī > ʿUbaydullāh b. ʿAbdullāh > Ibn ʿAbbās

[Machine] "The conquest occurred on the thirteenth night of Ramadan." Al-Dhahabi did not mention it in his summary.  

الحاكم:٤٣٥٨ – حَدَّثَنِي أَبُو بَكْرٍ مُحَمَّدُ بْنُ أَحْمَدَ بْنِ النَّضْرِ الْأَزْدِيُّ ثنا مُعَاوِيَةُ بْنُ عَمْرٍو ثنا أَبُو إِسْحَاقَ الْفَزَارِيُّ عَنْ مُحَمَّدِ بْنِ أَبِي حَفْصٍ عَنِ الزُّهْرِيِّ عَنْ عُبَيْدِ اللَّهِ بْنِ عَبْدِ اللَّهِ عَنِ ابْنِ عَبَّاسٍ قَالَ

«كَانَ الْفَتْحُ لِثَلَاثَ عَشْرَةَ خَلَتْ مِنْ رَمَضَانَ» سكت عنه الذهبي في التلخيص