(23) باب مَنِ اطَّلَعَ فِي بَيْتِ قَوْمٍ فَفَقَئُوا عَيْنَهُ فَلاَ دِيَةَ لَهُ
Narrated Abu Huraira:
Abul Qasim said, "If any person peeps at you without your permission and you poke him with a stick and injure his eye, you will not be blamed."
Reference: Sahih al-Bukhari 6902
In-book reference: Book 87, Hadith 41
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 9, Book 83, Hadith 39