1. Purification
١۔ كِتَابُ الطَّهَارَةِ
"The Prophet ﷺ had a vessel made from a date tree in which he would urinate and place it under the bed." (Using translation from Nasāʾī 32)
كَانَ لِلنَّبِيِّ ﷺ «قَدَحٌ مِنْ عِيدَانٍ يَبُولُ فِيهِ وَيَضَعُهُ تَحْتَ السَّرِيرِ»