Abū Nuʿaym > Sufyān > ʿAbdullāh b. Dīnār > Ibn ʿUmar

Ibn 'Umar reported Messenger of Allah ﷺ as saying He who kept a dog other than one meant for hunting or for watching the herd lost out of his deeds (equal to) two qirat every day. – Sound Chain

أَخْبَرَنَا أَبُو نُعَيْمٍ حَدَّثَنَا سُفْيَانُ عَنْ عَبْدِ اللَّهِ بْنِ دِينَارٍ عَنْ ابْنِ عُمَرَ قَالَ

قَالَ رَسُولُ اللَّهِ ﷺ «مَنْ اقْتَنَى كَلْبًا إِلَّا كَلْبَ صَيْدٍ أَوْ مَاشِيَةٍ نَقَصَ مِنْ عَمَلِهِ كُلَّ يَوْمٍ قِيرَاطَانِ» – إسناده صحيح