(4) باب لِيَجْعَلْ آخِرَ صَلاَتِهِ وِتْرًا
Narrated `Abdullah bin `Umar:
The Prophet (ﷺ) said, "Make witr as your last prayer at night." (PT)
Reference (PT): Sahih al-Bukhari 998 (PT)
In-book reference (PT): Book 14, Hadith 9 (PT)
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 2, Book 16, Hadith 112 (PT)