"I never saw the Messenger of Allah come out of the toilet without first (cleansing himself) with water."
Sunan Ibn Majah Book 1, Hadith 88
← Previous Hadith "A man passed by the Prophet while he was urinating and greeted him with the Salam, and he did not return the greeting."

Sunan Ibn Majah Book 1, Hadith 87 Next Hadith → "Abu Ayyub Al-Ansari, Jabir bin 'Abdullah, and Anas bin Malik told me that when this Verse: "In it (the mosque) are men who love to clean and to purify themselves. And Allah loves those who make themselves clean and pure." was revealed, the Messenger of Allah said: 'O Ansar! Allah has praised you for your cleanliness. What is the nature of your cleanliness?' They said: 'We perform ablution for prayer and we take bath to cleanse ourselves of impurity due to sexual activity, and we clean ourselves with water (after urinating). He said: 'This is what it is. So adhere to it.'"

Sunan Ibn Majah Book 1, Hadith 89