6. Ahmad ibn Muhammad ibn Yahya al-`Attar said, on the authority of his father, on the authority of Muhammad ibn Ahmad ibn Yahya, on the authority of Musa ibn Ja`far alBaghdadi, on the authority of `Ubayd Allah al-Dihqan, on the authority of Durust, on the authority of who related to him that Abu `Abd Allah al-Sadiq said: “The servants have no role in six things: recognition, ignorance, pleasure, anger, sleep and wakefulness.”