The Messenger of Allah (ﷺ) said: Spitting in the mosque is a sin and it is expiated by burying the spittle.
Sunan Abi Dawud Book 2, Hadith 85
← Previous Hadith Spitting in the mosque is a sin and it is expiated by burying the spittle.

Sunan Abi Dawud Book 2, Hadith 84 Next Hadith → The Messenger of Allah(ﷺ) said: Spitting phlegm in the mosque... The narrator then transmitted the rest of the tradition to the same effect.

Sunan Abi Dawud Book 2, Hadith 86