It is narrated from Hazrat Anas (may Allah be pleased with him) that I did not see the Prophet (peace and blessings be upon him) performing the Duha prayer except when he was going on a journey or returning from a journey.
Hadith Referenceمسند احمد / مسند المكثرين من الصحابة / 12353
Hadith Gradingحکم دارالسلام:صحيح لغيره، وهذا إسناد حسن