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ibnmajah:106 – ʿAlī b. Muḥammad > Wakīʿ > Shuʿbah > ʿAmr b. Murrah > ʿAbdullāh b. Salamah > ʿAlī

"I heard 'Ali say: 'The best of people after the Messenger of Allah is Abu Bakr, and the best of people after Abu Bakr is 'Umar.'"  

ابن ماجة:١٠٦ – حَدَّثَنَا عَلِيُّ بْنُ مُحَمَّدٍ حَدَّثَنَا وَكِيعٌ حَدَّثَنَا شُعْبَةُ عَنْ عَمْرِو بْنِ مُرَّةَ عَنْ عَبْدِ اللَّهِ بْنِ سَلَمَةَ قَالَ

سَمِعْتُ عَلِيًّا يَقُولُ خَيْرُ النَّاسِ بَعْدَ رَسُولِ اللَّهِ ﷺ أَبُو بَكْرٍ وَخَيْرُ النَّاسِ بَعْدَ أَبِي بَكْرٍ عُمَرُ  

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Collected by Suyūṭī
suyuti:4-474b – ʿAli
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السيوطي:٤-٤٧٤b –

"عَنْ عَلِىٍّ قَالَ: خَيْرُ النَّاسِ بَعْدَ رسَولِ الله ﷺ أبو بَكْرٍ، وَخَيْرُ النَّاسِ بَعْدَ أَبِى بَكْرٍ عُمَرُ".  

[هـ] ابن ماجة والعدنى، [حل] أبى نعيم في الحلية