Sahih al-Bukhari, Volume 8, Book 76, Hadith 461 (USC-MSA) ⓘ
Narrated `Aisha: The family of Muhammad had never eaten their fill of wheat bread for three successive days since they had migrated to Medina till the death of the Prophet.
حَدَّثَنِي عُثْمَانُ، حَدَّثَنَا جَرِيرٌ، عَنْ مَنْصُورٍ، عَنْ إِبْرَاهِيمَ، عَنِ الأَسْوَدِ، عَنْ عَائِشَةَ، قَالَتْ مَا شَبِعَ آلُ مُحَمَّدٍ صلى الله عليه وسلم مُنْذُ قَدِمَ الْمَدِينَةَ مِنْ طَعَامِ بُرٍّ ثَلاَثَ لَيَالٍ تِبَاعًا حَتَّى قُبِضَ.
also referenced under: Book 81, Hadith 43 (In-Book) & Hadith 6454 (DarusSalam)