(30) باب وَقْتِ الْوِتْرِ
It was narrated that Ibn 'Umar said:
"Whoever prays during the night, let him make the last of his prayers at night witr, because the Messenger of Allah (ﷺ) used to enjoin that." (IT)
Reference (IT): Sunan an-Nasa'i 1682 (IT)
In-book reference (IT): Book 20, Hadith 85 (IT)
English translation (IT): Vol. 2, Book 20, Hadith 1683 (IT)