مصنف ابن ابي شيبه
Musannaf Ibn Abi Shaybah
كتاب الصيامBook of Fasting
في الرجل يصبح وهو جنب يغتسل ويجزيه صومهIf someone wakes up in a state of janabah and then performs ghusl, his fast is valid
Hadith 9834
٩٨٣٤ - حدثنا وكيع عن سفيان عن منصور عن إبراهيم.
Hazrat Mansoor and Hasan state that it is permissible to fast in a state of janabah (major ritual impurity) for a voluntary (nafl) fast, but for an obligatory (fard) fast, its qada (make-up) must be performed.
