بُلُوغُ الْمَرَامِ
Bulugh al-Maram 122
The Book of Purification
Taking Ghusl (bath) And the precepts regarding Sexual Impurity
وَعَنْ عَائِشَةَ رَضِيَ اَللَّهُ عَنْهَا قَالَتْ: قَالَ رَسُولُ اَللَّهِ - صلى الله عليه وسلم -{ إِنِّي لَا أُحِلُّ اَلْمَسْجِدَ لِحَائِضٍ وَلَا جُنُبٌ } رَوَاهُ أَبُو دَاوُدَ, وَصَحَّحَهُ اِبْنُ خُزَيْمَة َ [1] .
Narrated `A'ishah (RAA): Allah's messenger (ﷺ) said: "It is not permitted for a menstruating woman or one who is junub (sexually impure) to stay in the mosque." Related by Abu Dawud and Ibn Khuzaimah graded it as Sahih
Bulugh al-Maram, 122