Sahih Muslim
The Book of Pilgrimage (Kitab Al-Hajj)
Book Number: 007 / Hadith Number: 2682
'A'isha (Allah be pleased with her) reported: I used to apply perfume to the Messenger of Allah (may peace be upon him) before his entering upon the state of Ihram and at the conclusion of it, before circumambulating the House (for Tawf-i- Ifada).