Chapter on the Sanctity and Virtue of Medina
Man Lā Yaḥḍuruh al-Faqīh|Volume 2|Book 3|Chapter 154
وَ رُوِيَ: «أَنَّ لاَبَتَيْهَا مَا أَحَاطَتْ بِهِ اَلْحِرَارُ ».
It is narrated: "Its two rocky grounds (Lābatayhā) encompass what the volcanic lands surround (al-hirar)."
- Ṣaḥīḥ al-Faqīh