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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
tirmidhi:3707 – Aḥmad b. Ibrāhīm al-Dawraqī > al-ʿAlāʾ b. ʿAbd al-Jabbār > al-Ḥārith b. ʿUmayr > ʿUbaydullāh b. ʿUmar > Nāfiʿ > Ibn ʿUmar

"While the Messenger of Allah ﷺ was alive, we used to say: 'Abu Bakr, and (then) 'Umar, and (then) 'Uthman.'  

الترمذي:٣٧٠٧ – حَدَّثَنَا أَحْمَدُ بْنُ إِبْرَاهِيمَ الدَّوْرَقِيُّ قَالَ حَدَّثَنَا الْعَلاَءُ بْنُ عَبْدِ الْجَبَّارِ قَالَ حَدَّثَنَا الْحَارِثُ بْنُ عُمَيْرٍ عَنْ عُبَيْدِ اللَّهِ بْنِ عُمَرَ عَنْ نَافِعٍ عَنِ ابْنِ عُمَرَ قَالَ

كُنَّا نَقُولُ وَرَسُولُ اللَّهِ ﷺ حَىٌّ أَبُو بَكْرٍ وَعُمَرُ وَعُثْمَانُ هَذَا حَدِيثٌ حَسَنٌ صَحِيحٌ غَرِيبٌ مِنْ هَذَا الْوَجْهِ يُسْتَغْرَبُ مِنْ حَدِيثِ عُبَيْدِ اللَّهِ بْنِ عُمَرَ وَقَدْ رُوِيَ هَذَا الْحَدِيثُ مِنْ غَيْرِ وَجْهٍ عَنِ ابْنِ عُمَرَ