(20) باب صَلاَةُ اللَّيْلِ مَثْنَى مَثْنَى وَالْوِتْرُ رَكْعَةٌ مِنْ آخِرِ اللَّيْلِ
This hadith his been narrated by Ibn 'Umar by another chain of trans- mitters but it does not have these words:
" Then a person asked him at the end of the year," and what follows subsequently. (ID)
Reference (ID): Sahih Muslim 749 e (ID)
In-book reference (ID): Book 6, Hadith 181 (ID)
USC-MSA web (English) reference(deprecated numbering scheme): Book 4, Hadith 1636 (ID)