Musnad Ahmad 1153:1508

Rawh narrated to us, he said: 'Abbad ibn Mansur narrated to us, he said: I heard al-Qasim ibn Muhammad, and Yusuf ibn Mahak, and 'Ata' mentioning from 'Aishah, that she said: "I used to perfume the Messenger of Allah, peace and blessings of Allah be upon him, at the time of his exiting ihram and at the time of his entering ihram."