Sahih Bukhari
Sahih Bukhari Volume 001, Book 008, Hadith Number 418.
Hadith Section/Book: Sahih Bukhari Sahih Bukhari Book 08. Prayers (Salat)
Narated By 'Aisha : The Prophet used to start every thing from the right (for good things) whenever it was possible in all his affairs; for example: in washing, combing or wearing shoes.