(34) باب مَنْ لَمْ يَرَ الْوُضُوءَ إِلاَّ مِنَ الْمَخْرَجَيْنِ، مِنَ الْقُبُلِ وَالدُّبُرِ
Narrated `Abbad bin Tamim:
My uncle said: The Prophet (ﷺ) said, "One should not leave his prayer unless he hears sound or smells something."
Reference: Sahih al-Bukhari 177
In-book reference: Book 4, Hadith 43
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 1, Book 4, Hadith 177