Hudhayfah ibn al-Yaman · The Book of Purification and its Sunnah

"I am the first one who heard the Prophet say: 'No one among you should urinate facing towards the Qiblah,' and I am the first one who told the people of that."

"The Messenger of Allah and I used to perform ablution from a single vessel, when the cat had drunk from it beforehand."

The Messenger of Allah said to me: 'When you perform ablution, clean your nose, and when you use pebbles to clean yourself after defecating, use an odd number.'"

"I asked Sulaiman bin Yasar about a garment which gets semen on it. 'Should I wash it off or wash the entire garment?' Sulaiman said: 'Aishah said: "Semen used to get on the garment of the Messenger of Allah and he would wash it off his garment, then he would go out to pray wearing that garment, and I could see the marks left on it by washing."

The Messenger of Allah said: "the earth has been made for me a place of worship and a means of purification."

The Prophet went around to all of his wives in one night, and he had a bath after each one of them. It was said to him: "O Messenger of Allah, why not make it one bath?" He said: "This is purer, better and cleaner."

"The Prophet was asked about whether a person who is sexually impure can sleep, or eat, or drink. He said: 'yes, if he does ablution as for the prayer.'"