Sayyiduna Ali (may Allah be pleased with him) said: There was a time with the Prophet (peace and blessings be upon him) when, due to the severity of hunger, I would tie stones to my stomach, and today the zakat on my wealth amounts to forty thousand dinars.
Hadith Referenceمسند احمد / مسند الخلفاء الراشدين / 1367
Hadith Gradingحکم دارالسلام:إسناده ضعيف لا نقطاعه، محمد بن كعب القرظي لم يسمع من علي، و شريك النخعي سي الحفظ