Sunan Abi Dawud — Purification (Kitab Al-Taharah) — Hadith No: 305
Translation
Narrated Umm Habibah daughter of Jahsh: Ikrimah said: Umm Habibah daughter of Jahsh had a prolonged flow of blood. The Prophet (ﷺ) commanded her to refrain (from prayer) during her menstrual period; then she should wash and pray, if she sees anything (which renders ablution void) she should perform ablution and pray