1-82 Muhammad ibn al-Hassan ibn Ahmad ibn al-Walid - may God forgive him - narrated that Al-Hassan ibn Matil al-Daq’qaq quoted on the authority of Muhammad ibn al-Hussein ibn Abil-Khat’tab, on the authority of Ibn Abi Umayr, on the authority of Abi Oaf al-Ajali that he had heard Abu Abdullah as-Sadiq (MGB) say,

“Washing hands before and after every meal will increase your share of daily bread.”