Musnad Ahmad 1153:587

Hashim narrated to us, he said: Muhammad—meaning Ibn Talhah—narrated to us, from Zubayd, from Mujahid, from Aisha, she said: The Messenger of Allah, peace and blessings of Allah be upon him, said: "Gabriel, peace be upon him, continued to advise me regarding the neighbor until I thought that he would make him an heir."