Muhammad ibn Yaqub from a number of our companions from Sahl ibn Ziyad from Ahmad ibn Muhammad ibn Abi Nasr from Musa ibn Bakr from Abu al-Hasan عليه السلام, peace be upon him, he said: Imam al-Kadhim عليه السلام said: “When you perform the prayer (of deceased) over a woman, stand at her head, and when you perform the prayer (of deceased) over a man, stand at his chest.”