'Abdullah bin Shaqeeq Radiyallahu 'Anhu relates:
"I enquired from 'Aayeshah, that did Rasulullah Sallallahu 'Alayhi Wasallam perform the salaatut duha?". She replied: "No he did not regularly perform it, but when he returned from a journey he performed it".
English reference: Book 40, Hadith 275
Arabic reference: Book 41, Hadith 291