5. [5/98] al-Kafi: A number of our companions from Ahmad b. Muhammad from al-Abbas b. A’mir from Abdallah b. Bukayr from his father who said
Abu Abdillah عليه السلام said to me: if you are sure that you have broken your Wudhu then renew it, beware of ever renewing a Wudhu unless you are certain that you have broken it.