The Book of Purification and its Sunnah
كتاب الطهارة وسننها
Chapter 7: Siwak (tooth stick)
"The Messenger of Allah used to pray in the night (Qiyamul-Lail) two Rak'ah by two, then when he finished he would use the tooth stick."
Chapter 8: The Fitrah (natural inclination of man)
The Messenger of Allah said: "Part of the Fitrah is rinsing out the mouth, rinsing out the nostrils, using the tooth stick, trimming the mustache, clipping the nails, plucking the armpit hairs, shaving the pubic hairs, washing the joints, washing the private parts and circumcision.'" (Da'if)Another chain with similar wording.
Chapter 10: What is to be said when exiting the toilet
"Whenever the Prophet exited the toilet, he would say: 'Al-hamdu lillahilladhi adhhaba 'annial-adha wa 'afani (Praise is to Allah Who has relieved me of impurity and given me good health).'"
Chapter 11: Remembrance of Allah the Mighty and Sublime while on the toilet and rings in the toilet
When the Prophet entered the toilet, he would take off his ring.
Chapter 14: Urinating while sitting
"The Messenger of Allah forbade us to urinate while standing." (Da'if)I heard Muhammed bin Yazid, Abu 'Abdullah, say: "I heard Ahmad bin 'Abdur-Rahman Al-Makhzumi say: 'Sufyan Ath-Thawri said concerning the Hadith of 'Aisha- 'I (always) saw him urinating whilst sitting down' - a man knows more about that (about such matters) than she.' Ahmad bin 'Abdur-Rahman said: 'It was the custom of the Arabs to urinate standing up. Do you not see that in the Hadith of 'Abdur-Rahman bin Hasanah it was said: 'He sits down to urinate as a woman does.'"
Chapter 17: The prohibition of facing the Qiblah when defecating or urinating
"The Messenger of Allah forbade me from drinking while standing and from urinating while facing the Qiblah."
Chapter 18: Permission concerning that in the toilet with walls and its permissiblity, not in deserts
"I saw the Messenger of Allah in his (constructed) toilet, facing towards the Qiblah." (Da'if)(One of the narrators) 'Eisa said: "I told that to Sha'bi, and he said: 'Ibn 'Umar spoke the truth. As for the words of Abu Hurairah, he said: "In the desert do not face the Qiblah nor turn one's back towards it." As for the words of Ibn 'Umar, he said: "In the (constructed) toilet there is no Qiblah so turn in whatever direction you want."Another chain with similar wording.
"Mention was made in the presence of the Messenger of Allah of some people who did not like to face towards the Qiblah with their private parts. He said: 'I think that they do that. Turn my seat (in the toilet) to face the Qiblah.'" (Da'if)Another chain with similar wording.
Chapter 21: Prohibition of relieving oneself in the middle of the road
The Prophet forbade praying in the middle of the road, or defecating there, or urinating.
Chapter 22: Distancing oneself for defecating outside
When the Prophet went to relieve himself, he would go far away.
Chapter 25: The prohibition of urinating into standing water
The Messenger of Allah forbade urinating into standing water.
"The Messenger of Allah said: 'No one among you should urinate into standing water.'"
Chapter 27: A man who is greeted while he is urinating
"A man passed by the Prophet while he was urinating, and greeted him with the Salam, but he did not return the greeting. While he finished, he struck the ground with his palms and did dry ablution (Tayammum), then he returned the greeting."
Chapter 31: Washing a vessel that has been licked by a dog
The Messenger of Allah said: 'If a dog licks a vessel, wash it seven times and rub it with dust the eight times."
Chapter 32: Ablution with water left over by a cat and the concession in that
She poured water for Abu Qatadah to perform ablution. A cat came and drank the water, and he tilted the vessel for it. She started looking at it (in surprise) and he said: "O daughter of my brother, do you find it strange? The Messenger of Allah said: 'They (cats) are not impure, they are of those who go around among you.'"
Chapter 36: A man and woman performing ablution from a single vessel
"Men and women used to perform ablution from a single vessel during the time of the Messenger of Allah."
Chapter 39: A man who asks for help with his ablution and water is poured on him
"I poured water for the Prophet on journeys and as a resident, when he performed ablution."
Chapter 40: When a man wakes up from sleep: should he put his hand in the vessel before washing it?
Abu Hurairah used to say: "The Messenger of Allah said: 'When anyone of you wakes up from sleep, he should not put his hand into the vessel until he has poured water on it two or three times, for none of you knows where his hand spent the night,'"
"'Ali called for water, and he washed his hands before putting them in the vessel, then he said: 'This is what I saw the Messenger of Allah doing.'"
Chapter 41: Concerning saying "Bismilllah" when performing ablution
The Prophet said: "There is no prayer for one who does not have ablution, and there is no ablution for one who does not mention the Name of Allah (before it). There is no prayer for one who does not send blessing, (Salat) upon the Prophet, and there is no prayer for one who does not love the Ansar." (Da'if)Another chain with similar wording.