question #2 Sahih Muslim 737a, Book 6, Hadith 149 : What is the significance of Witr prayer in the night prayer routine of the Prophet (ﷺ)?

The Messenger of Allah (ﷺ) used to observe thirteen rak’ahs of the night prayer. Five out of them consisted of Witr, and he did not sit, but at the end (for salutation).