4. Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad from Muhammad ibn ’Isma‘il from his father from Hanan ibn Sadir who has said the following: “I once heard abu ‘Abd Allah , saying that the Messenger of Allah, O Allah, grant compensation to Muhammad and his family worthy of their services to Your cause, once said to Ali , ‘You must never use a red saddlecloth; it is the saddlecloth of Satan.’”