Musannaf Ibn Abi Shayba 33:112

Khalid ibn Makhlad narrated to us, he said: Sa'id ibn Muslim ibn Banak narrated to me, he said: I heard 'Amir ibn 'Abd Allah ibn al-Zubayr say: 'Awf ibn al-Harith narrated to me, from 'Aisha, she said: The Messenger of Allah (may Allah bless him and grant him peace) said: "O 'Aisha, beware of the belittled deeds, for indeed there is a seeker for them from Allah."