Musannaf Ibn Abi Shayba 38:55

Ya'la ibn 'Ubayd narrated to us, he said: Isma'il ibn Abi Khalid informed us, from 'Ali ibn 'Amr al-Thaqafi, who said: 'A'isha said: "That I had refrained from my journey would have been more beloved to me than that I should have ten [children] from the Messenger of Allah like the children of al-Harith ibn Hisham."