Sunan Ibn Majah 506

It was narrated from Ibn 'Abbas that: He came to Ubayy bin Ka'b accompanied by 'Umar. Ubayy came out to them and said: I noticed some prostatic fluid, so I washed my penis and performed ablution. 'Umar said: Is that sufficient? He said: Yes...

It was narrated from Ibn 'Abbas that: The Prophet got up during the night and went to the toilet and relieved himself, then he washed his face and hands, and went back to sleep. (Sahih) Another chain with similar wording ..

It was narrated that Anas bin Malik said: The Messenger of Allah used to perform ablution for every prayer, and we used to perform all of the prayers with one ablution. ..

Sulaiman bin Buraidah narrated from his father that: The Prophet used to perform ablution for every prayer, but on the day of the conquest of Makkah, he performed all of the prayers with one ablution ..

Fadl bin Mubashshir said: I saw Jabir bin 'Abdullah performing every prayer with one ablution, and I said: 'What is this?' He said: 'I saw the Messenger of Allah doing this, and I am doing as the Messenger of Allah did.' ..

It was narrated that Abu Ghutaif Al-Hudhali said: I was listening to 'Abdullah bin 'Umar bin Khattab in the mosque, and when the time for prayer came, he got up, performed ablution, and offered prayer, then he went back to where he had been..