حَدَّثَنَا عَبْدُ بْنُ حُمَيْدٍ، حَدَّثَنَا عَبْدُ الرَّزَّاقِ، أَخْبَرَنَا مَعْمَرٌ، عَنِ الزُّهْرِيِّ، عَنْ أَبِي سَلَمَةَ، عَنْ أَبِي هُرَيْرَةَ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم ‏"‏ مَنِ اتَّخَذَ كَلْبًا إِلاَّ كَلْبَ مَاشِيَةٍ أَوْ صَيْدٍ أَوْ زَرْعٍ انْتَقَصَ مِنْ أَجْرِهِ كُلَّ يَوْمٍ قِيرَاطٌ ‏"‏ ‏.‏ قَالَ الزُّهْرِيُّ فَذُكِرَ لاِبْنِ عُمَرَ قَوْلُ أَبِي هُرَيْرَةَ فَقَالَ يَرْحَمُ اللَّهُ أَبَا هُرَيْرَةَ كَانَ صَاحِبَ زَرْعٍ ‏.‏

Abu Huraira (Allah be pleased with him) reported Allah's Messenger (PBUH) as saying: He who kept a dog except one meant for watching the herd, or for hunting or for watching the fields. he lost two qirat of reward every day. Zuhri said: The words of Abu Huraira (Allah be pleased with him) were conveyed to Ibn Umar who said: May Allah have mercy upon Abu Huraira; he owned a field. Translation Not Available

Book Ref: Sahih Muslim Book 22 Hadith 3823
Web Ref:  Sahih Muslim Book 10 Hadith 1575 b