Abu Hurairah (may Allah be pleased with him) narrates that the Messenger of Allah (peace be upon him) said: "Do not fast only on Friday, unless you fast a day before it or a day after it as well."

Imam Bukhari (may Allah have mercy on him) narrated this report through the chain of narration of Umar bin Hafs.

Imam Muslim, may Allah have mercy on him, narrated this tradition through the chain of Abu Bakr bin Abi Shaybah and Yahya bin Yahya.