Full Sharh — Sunan Ibn Majah 54
حَدَّثَنَا مُحَمَّدُ بْنُ الْعَلاَءِ الْهَمْدَانِيُّ، حَدَّثَنِي رِشْدِينُ بْنُ سَعْدٍ، وَجَعْفَرُ بْنُ عَوْنٍ، عَنِ ابْنِ أَنْعُمٍ، - هُوَ الإِفْرِيقِيُّ - عَنْ عَبْدِ الرَّحْمَنِ بْنِ رَافِعٍ، عَنْ عَبْدِ اللَّهِ بْنِ عَمْرٍو، قَالَ قَالَ رَسُولُ اللَّهِ ـ صلى الله عليه وسلم ـ " الْعِلْمُ ثَلاَثَةٌ فَمَا وَرَاءَ ذَلِكَ فَهُوَ فَضْلٌ آيَةٌ مُحْكَمَةٌ أَوْ سُنَّةٌ قَائِمَةٌ أَوْ فَرِيضَةٌ عَادِلَةٌ " .
English Translation
It was narrated that 'Abdullah bin 'Amr said:"The Messenger of Allah (ﷺ) said: 'Knowledge is based on three things, and anything beyond that is superfluous: a clear Verse, an established Sunnah, or the rulings by which the inheritance is divided fairly
Source
Sunan Ibn Majah(سنن ابن ماجه)
The Book of the Sunnah
Hadith Number
54
Grade
Daif