The Shaykh (Al-Mufid), may Allah سبحانه وتعالى support him, narrated to me from Ahmad bin Muhammad, from his father, from Muhammad bin Yahya, from Ahmad bin Muhammad, from Al-Husayn bin Sa‘id, from Ibn Abi Umayr, from Abu Ayyub, from Muhammad bin Muslim, from Abu Abdullah عليه السلام, who said: Imam عليه السلام said: "Wiping over the head is done on its front part."