Musnad Ahmad 1153:1563

Yahya narrated to us, Sufyan narrated to us, he said: Mansur and Sulayman narrated to me, from Ibrahim, from al-Aswad, from Aisha, she said: "I used to twist the garlands for the sacrificial animals (hady) of the Messenger of Allah, peace and blessings of Allah be upon him—the sheep—then he would send them, and he would not refrain from anything that a person in ihram refrains from."