Chapter on the Manner of Prayer, Its Description and What is Obligatory and Recommended

From him, from Al-Abbas ibn Ma'ruf from Muhammad ibn Yahya Al-Sayrafi from Hammad ibn Uthman from Abu Abdillah عليه السلام, who said: I heard Imam عليه السلام say: "Prostration is upon what the earth has produced, except for what is eaten or worn."