Mishkat al-MasabihChapter 4Hadith 660
Full Sharh — Mishkat al-Masabih 660
وَعَنْ أَنَسٍ قَالَ: قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ: «الْبُزَاقُ فِي الْمَسْجِد خَطِيئَة وكفارتها دَفنهَا»
English Translation
Anas reported God's Messenger as saying, “Spitting in the mosque is a sin which is expiated by burying the spittle.” (Bukhari and Muslim.)
Source
Mishkat al-Masabih(مشكاة المصابيح)
Prayer
Hadith Number
660