The Messenger of Allah (ﷺ) used to pray in the night and when he observed Witr, he said to me: O 'A'isha, get up and observe Witr.
Sahih Muslim Book 6, Hadith 163
← Previous Hadith A hadith like this has been narrated by 'A'isha by another chain of transmitters.

Sahih Muslim Book 6, Hadith 162 Next Hadith → 'A'isha reported that the Messenger of Allah (ﷺ) used to offer prayer at night while she lay in front of him, and when the Witr prayer was yet to be observed, he would awaken her and she observed Witr.

Sahih Muslim Book 6, Hadith 164