Muwatta Malik 1665
موطأ مالك#1665Sahihوَحَدَّثَنِي عَنْ مَالِكٍ، عَنْ أَبِي الزِّنَادِ، عَنِ الأَعْرَجِ، عَنْ أَبِي هُرَيْرَةَ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَالَ " لاَ يَمْشِيَنَّ أَحَدُكُمْ فِي نَعْلٍ وَاحِدَةٍ لِيُنْعَلْهُمَا جَمِيعًا أَوْ لِيُحْفِهِمَا جَمِيعًا " .
Yahya related to me from Malik from Abu'z-Zinad from al-Araj from Abu Hurayra that the Messenger of Allah, may Allah bless him and grant him peace, said, "Do not wear one sandal. Wear both of them or go with both feet bare
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: 48:15