Musnad Ahmad 1153:1547

'Abd al-Rahman narrated to us, from Sufyan, from Mansur and al-A'mash, from Ibrahim, from al-Aswad, from 'A'ishah, who said: "I used to twist the garlands for the sacrificial animals of the Messenger of Allah, peace and blessings of Allah be upon him, then he would not refrain from anything [that is forbidden to the pilgrim]."