6. Al-Husayn ibn Ahmad ibn Idris , on the authority of his father, on the authority of Muhammad ibn Ahmad ibn Yahya ibn `Imran al-Ash`ari, on the authority of `Ali ibn Ismai`il and Ibrahim ibn Hashim both, on the authority of Safwan ibn Yahya, on the authority of Mansur ibn Hazim that I asked Abu `Abd Allah al-Sadiq : “Is there anything that exists today that was not in the Knowledge of Allah, the Mighty and High?” He replied: “No, His Knowledge encompassed everything even before He raised the Heavens and the Earth.”