1. Purification
١۔ كتاب الطهارة وسننها
"Umm Salamah told me: 'The Messenger of Allah entered the courtyard of this mosque and called out at the top of his voice: 'The mosque is not permissible for anyone who is sexually impure or any woman who is menstruating.''"
دَخَلَ رَسُولُ اللَّهِ ﷺ صَرْحَةَ هَذَا الْمَسْجِدِ فَنَادَى بِأَعْلَى صَوْتِهِ إِنَّ الْمَسْجِدَ لاَ يَحِلُّ لِجُنُبٍ وَلاَ لِحَائِضٍ