Sayyiduna Abd al-Rahman bin Awf (may Allah be pleased with him) narrates: The Prophet (peace and blessings be upon him) left this world, and neither he nor his family ever ate their fill of barley bread.
Al-Bazzar recorded it, and its chain is hasan (good).
Hadith Referenceمجمع الزوائد ومنبع الفوائد / كتاب الزهد / 18237