Al-Adab Al-Mufrad, Book 43, Hadith 1072 (English) ⓘ
Anas said, "A man looked through a gap into the room of the Prophet, may Allah bless him and grant him peace, and the Messenger of Allah aimed an arrow-head at him, and the man withdrew his head."
حَدَّثَنَا مُحَمَّدُ بْنُ سَلاَمٍ، قَالَ: أَخْبَرَنَا الْفَزَارِيُّ، عَنْ حُمَيْدٍ، عَنْ أَنَسٍ قَالَ: اطَّلَعَ رَجُلٌ مِنْ خَلَلٍ فِي حُجْرَةِ النَّبِيِّ صلى الله عليه وسلم، فَسَدَّدَ رَسُولُ اللهِ صلى الله عليه وسلم بِمِشْقَصٍ، فَأَخْرَجَ الرَّجُلُ رَأْسَهُ.
also referenced under: Hadith 1072 (Reference) & Book 43, Hadith 22 (In-Book)