Hadith 739
حَدَّثَنَا وَكِيعٌ، عَنْ سُفْيَانَ، عَنِ أَبِي إِسْحَاقَ، عَنِ الْحَارِثِ، عَنْ عَلِيٍّ، رَضِيَ اللَّهُ عَنْهُ قَالَ قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ لَوْ اسْتَخْلَفْتُ أَحَدًا عَنْ غَيْرِ مَشُورَةٍ لَاسْتَخْلَفْتُ ابْنَ أُمِّ عَبْدٍ.
It was narrated that ‘Ali (رضي الله عنه) said:
The Messenger of Allah (ﷺ) said: “If I were to appoint anyone to a position of authority without consulting (the believers), I would have appointed Ibn Umm `Abd (`Abdullah bin Mas`ood).`
Reference : Musnad Ahmad 739
In-book reference : Book 5, Hadith 172