‏البيوع : Hadeeth No:3824 Abu Huraira (Allaah be pleased with him) reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: He who kept a dog would lose out of his deeds equal to one qirat every day. except (one kept) for watching the field or herd....

‏الإيمان : Hadeeth No:143 A hadith like this as narrated by Ibn 'Umar has also been transmitted by Abu Huraira....