Muwatta Malik 1780
موطأ مالك#1780Sahihوَحَدَّثَنِي مَالِكٌ، أَنَّهُ بَلَغَهُ أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَالَ " مَا مِنْ نَبِيِّ إِلاَّ قَدْ رَعَى غَنَمًا " . قِيلَ وَأَنْتَ يَا رَسُولَ اللَّهِ قَالَ " وَأَنَا " .
Malik related to me that he had heard that the Messenger of Allah, may Allah bless him and grant him peace, said, "There is no Prophet who has not herded sheep," and someone asked, "You as well, Messenger of Allah?" He said, "Myself as well
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
Salim al-HilaliSahih
In-book reference: 54:18