1196
Sahih+3
It was narrated that Abu Salamah said:“Aishah narrated to me that the Messenger of Allah (ﷺ) prayed Witr with one Rak’ah, then he prayed two Rak’ah in which he recited while sitting, then when he wanted to bow, he stood up and bowed.”
SahihAl-Albani
SahihMuhammad Fouad Abd al-Baqi