Narrated with this chain of narration, from al-Husayn ibn Sa'id, from Hammad, from Hariz, from Zurara, from Abu Ja'far عليه السلام, who said: Imam عليه السلام said: "The Messenger of Allah سبحانه وتعالى (peace be upon him and his family) used to perform wudu with a mudd of water and perform ghusl with a sa‘. A mudd is one and a half pounds (ritl), and a sa‘ is six pounds."