'A'isha reported:
We the family of Muhammad (ﷺ) used to spend (the whole) month in which we (did not need to) kindle the fire as (we had nothing to cook) ; we had only dates and water (to fill our bellies). (ID)
Reference (ID): Sahih Muslim 2972 a (ID)
In-book reference (ID): Book 55, Hadith 33 (ID)
USC-MSA web (English) reference(deprecated numbering scheme): Book 42, Hadith 7089 (ID)