Jami` at-Tirmidhi 1488
جامع الترمذي#1488Sahihحَدَّثَنَا قُتَيْبَةُ، حَدَّثَنَا حَمَّادُ بْنُ زَيْدٍ، عَنْ عَمْرِو بْنِ دِينَارٍ، عَنِ ابْنِ عُمَرَ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم أَمَرَ بِقَتْلِ الْكِلاَبِ إِلاَّ كَلْبَ صَيْدٍ أَوْ كَلْبَ مَاشِيَةٍ . قَالَ قِيلَ لَهُ إِنَّ أَبَا هُرَيْرَةَ كَانَ يَقُولُ أَوْ كَلْبَ زَرْعٍ . فَقَالَ إِنَّ أَبَا هُرَيْرَةَ لَهُ زَرْعٌ . قَالَ أَبُو عِيسَى هَذَا حَدِيثٌ حَسَنٌ صَحِيحٌ .
Narrated Ibn 'Umar:"The Messenger of Allah (ﷺ) ordered killing dogs, except for the hunting dog, or the dog that guards livestock." It was said to him: "Abu Hurairah would say: 'or a farm dog' so he (Ibn 'Umar) said: "Abu Hurairah had a farm
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:
In-book reference: 18:30