Jami at Tirmidhi 457

Umm Salamah narrated: The Prophet would perform Witr with thirteen [Rak'ah]. When he was older and became weak he performed Witr with seven. ..

Aishah narrated: The night prayer of Allah's Messenger was thirteen Rak'ah, five of which were his Witr, not sitting in any of them except at the end of them. When the Mu'adh-dhin called the Adhan he would stand to perform two light (Rak'ah). ..

Ali narrated: Allah's Messenger would perform Al-Witr with three, reciting nine Surah from the Mufassal in them, reciting three Surah in each Rak'ah with Say: Allah is One. At the end of them. Muhammad bin Sirin said: They would perform..

Anas bin Sirin narrated that : he asked Ibn Umar about the length of the two Rak'ah (before) Al-Fajr. He said: The Prophet would pray two and two during the night, and he would perform Al-Witr with one Rak'ah. And he would pray two Rak'ah while..

Ibn Abbas narrated: Allah's Messenger would recite during Al-Witr: Glorify the Name of your Lord the Most High' and, 'Say: O you disbelievers!' and, 'Say: Allah is One,' in each Rak'ah. ..

Abdul-Aziz bin Juraij said: I asked Aishah about what (recitation) Allah's Messenger would perform Al-Witr with. She said: 'In the first he would recite: Glorify the Name of your Lord the Most High, in the second: Say: O you disbelievers!, and..