(30) باب وَقْتِ الْوِتْرِ
It was narrated that Aishah said:
"The Messenger of Allah (ﷺ) prayed witr at the beginning (of the night) and at the end, and in the middle. And toward the end of his life, he settled on performing witr at the end of the night."
Reference: Sunan an-Nasa'i 1681
In-book reference: Book 20, Hadith 84
English translation: Vol. 2, Book 20, Hadith 1682