Sunan Abu Dawud
261
Sahih+3

Aishah said:The Messenger of Allah (May peace be upon him) said to me; Get me the mat from the mosque. I said ; I am menstruating. The Messenger of Allah (May peace be upon him) then replied: Your menstruation is not in your hand

SahihAl-Albani
SahihMuhammad Muhyi Al-Din Abdul Hamid