Sunan Abi Dawud 283
سنن أبي داود#283SahihThis tradition has also been transmitted by Zuhair through a different chain of narrators, to the same effect. He said:When the menstruation begins, you should abandon prayer; when the period equal to its length of time passes, you should wash away the blood and pray
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiSahih Bukhari (306)
In-book reference: 1:283