al-Rabi' bin Sulaiman الربيع بن سليمان · The Book of Purification

"I saw Abu Hurairah performing Wudu' on the roof of the Masjid ans he said: 'I ate some tough cheese, so I performed Wudu' because of that. I heard the Messenger of Allah (ﷺ) commanding us to do Wudu' from that which has been touched by fire.'"

"O son of my sister, perform Wudu', for I heard the Messenger of Allah (ﷺ) say: 'Perform Wudu' from that which has been touched by fire.'"

"Umm Habibah bint Jahsh- the wife of 'Abdur-Rahman bin 'Awf and the sister of Zainab bint Jahsh - suffered Istihadah (non-mentrual vaginal bleeding)." She said: "She consulted the Messenger of Allah (ﷺ) and the Messenger of Allah (ﷺ) said to her: 'That is not menstruation, rather that is a vein. When you period goes, perform Ghusl and pray, and when it comes, stop praying (for that period).'" 'Aishah said: "She used to perform Ghusl for every prayer and pray. Sometimes…

"That is not menstruation, rather it is a vein. Tell her not to pray for the amount of time that her period used to last, then let her perform Ghusl and pray.' She used to perform Ghusl for every prayer.

"I have become Junub and I do not have any water." 'Umar said: "Do not pray." But 'Ammar bin Yasir said: "O Commander of the Believers! Don't you remember when you and I were on a campaign and we became Junub and could not find water? You did not pray, but I rolled in the dust and prayed. Then we came to the Prophet (ﷺ) and told him about that, and he said: 'It would have been sufficient for you…