Sahih Muslim 648
صحيح مسلم#648Sahihوَحَدَّثَنِي عَلِيُّ بْنُ حُجْرٍ السَّعْدِيُّ، حَدَّثَنَا عَلِيُّ بْنُ مُسْهِرٍ، أَخْبَرَنَا الأَعْمَشُ، عَنْ أَبِي رَزِينٍ، وَأَبِي، صَالِحٍ عَنْ أَبِي هُرَيْرَةَ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " إِذَا وَلَغَ الْكَلْبُ فِي إِنَاءِ أَحَدِكُمْ فَلْيُرِقْهُ ثُمَّ لْيَغْسِلْهُ سَبْعَ مِرَارٍ " .
Abu Huraira reported the Messenger of Allah (ﷺ) to have said:When a dog licks a utensil belonging to any one of you, (the thing contained in it) should be thrown away and then (the utensil) should be washed seven times
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:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 2:114