Chapter on Amount of Fitrah

And from him, from Hammad, from Abdullah ibn al-Mughirah, from Abdullah ibn Sinan, from Abu Abdillah عليه السلام, peace be upon him: (Imam عليه السلام was asked) regarding ‘the charity of al-Fitrah.’ Imam عليه السلام said: “Give charity on behalf of all whom you support, whether young or old, free or owned slave. Upon every person is half a sa’ of wheat, or one sa’ of dates, or one sa’ of barley, and the sa’ is four mudds (amdad).”