(4) باب الإحرام وما يتعلق به
'Ali bin Abi Talib (RAA) narrated that the Messenger of Allah (ﷺ) said:
"Madinah is a Haram (Sanctuary) and its Sacred Precincts extend from 'Air to Thawr (the names of two mountains)." Related by Muslim. (ID)
Reference (ID): Bulugh al-Maram 741 (ID)
In-book reference (ID): Book 6, Hadith 34 (ID)
English translation (ID): Book 6, Hadith 760 (ID)