‏الآداب : Hadeeth No:5371 Abu Huraira reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: If a person were to cast a glance in your (house) without permission, and you had in your hand a staff and you would have thrust that in his eyes, there is no harm for you....

‏الصلاة : Hadeeth No:810 A hadith like this is narrated by Abd Huraira by another chain of transmitters....