Yahya related to me from Malik from Hisham ibn Urwa from his
father that Dhakwan Abu Amr (a slave belonging to A'isha, the wife of
the Prophet, may Allah bless him and grant him peace, who was freed by
her after her death) used to stand in prayer and recite for her in
Ramadan.
Muwatta Malik Book 6, Hadith 8