With the chain of Layth and its meaning, he said, "She should leave the prayer for that period, then when the time of prayer arrives, she should perform a full bath, fasten a cloth tightly between her thighs, and then pray."
حدثنا يعقوب بن إبراهيم حدثنا عبد الرحمن بن مهدي حدثنا صخر بن جويرية
بإسناد الليث وبمعناه قال فلتترك الصلاة قدر ذلك ثم إذا حضرت الصلاة فلتغتسل ولتستثفر بثوب ثم تصلي
No references are available.
Isnad grading, its isnad is daif. Bayhaqi narrated it, 1/333, from the hadith of Abu Dawud through it, and see hadith 274 and 276.