Hadith 2156 a - The Book of Manners and Etiquette - Sahih Muslim - صحيح مسلم - Collection of Actions, Sayings and Teachings of Prophet Muhammad (صلى الله عليه و سلم) - Kutub as-Sittah

38. The Book of Manners and Etiquette - كتاب الآداب

9) Chapter: The Prohibition Of Looking Into A House

Sahl b. Sa'd as-Sa'id reported that a person peeped through the hole of the door of Allah's Messenger (ﷺ), and at that time Allah's Messenger (ﷺ) had with him a scratching instrument with which he had been scratching his head. When Allah's Messenger (ﷺ) saw him. he said:

If I were to know that you had been peeping through the door, I would have thrust that into your eyes, and Allah's Messenger (ﷺ) said: Permission is needed as a protection against glance.

Reference: 2156 a
English reference: Book 25, Hadith 5366
In-book reference: Book 38, Hadith 53
Grade: Sahih
Read this hadith from Darussalam Collection

9) باب تَحْرِيمِ النَّظَرِ فِي بَيْتِ غَيْرِهِ ‏‏

حَدَّثَنَا يَحْيَى بْنُ يَحْيَى، وَمُحَمَّدُ بْنُ رُمْحٍ، قَالاَ أَخْبَرَنَا اللَّيْثُ، - وَاللَّفْظُ لِيَحْيَى - ح وَحَدَّثَنَا قُتَيْبَةُ بْنُ سَعِيدٍ، حَدَّثَنَا لَيْثٌ، عَنِ ابْنِ شِهَابٍ، أَنَّ سَهْلَ بْنَ سَعْدٍ السَّاعِدِيَّ، أَخْبَرَهُ أَنَّ رَجُلاً اطَّلَعَ فِي جُحْرٍ فِي بَابِ رَسُولِ اللَّهِ صلى الله عليه وسلم وَمَعَ رَسُولِ اللَّهِ صلى الله عليه وسلم مِدْرًى يَحُكُّ بِهِ رَأْسَهُ فَلَمَّا رَآهُ رَسُولُ اللَّهِ صلى الله عليه وسلم قَالَ ‏"‏ لَوْ أَعْلَمُ أَنَّكَ تَنْظُرُنِي لَطَعَنْتُ بِهِ فِي عَيْنِكَ ‏"‏ ‏.‏ وَقَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم ‏"‏ إِنَّمَا جُعِلَ الإِذْنُ مِنْ أَجْلِ الْبَصَرِ ‏"‏ ‏.‏