al-Aswad bin Yazid الأسود بن يزيد بن قيس النخعي · The Book of Purification and its Sunnah

"I said to the prophet: 'Between the mosque and I there is a filthy path.' He said: 'After that is there a cleaner path?' I said: 'Yes.' He said: 'This is (a remedy) for that.'"

Umm Sulaim asked the Messenger of Allah about a woman who sees in her dream something like that which a man sees. The Messenger of Allah said: "If she sees that and has a discharge, then let her perform a bath." Umm Salamah said: "O Messenger of Allah, does that really happen?" He said: "Yes, the water of the man is thick and white and the water of a woman is thin and yellow. Whichever of them comes first or…

"At the time of the Messenger of Allah, women in postnatal bleeding (after childbirth) used to wait for forty days, and we used to put Wars on our faces because of freckles."