[2/1574] Tawhid of al-Saduq and his Amali: Ibn Masrur from Muhammad al-Himyari from his father from Ibn Hashim from al-Rayyan who said
I said to al-Ridha عليه السلام: What do you say about the Qur’an? He said: The Speech of Allah. Do not go beyond it nor search for guidance in other than it - for you will be led astray