أَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا اللَّيْثُ، عَنِ ابْنِ شِهَابٍ، عَنْ عُرْوَةَ، عَنْ عَائِشَةَ، قَالَتِ اسْتَفْتَتْ أُمُّ حَبِيبَةَ بِنْتُ جَحْشٍ رَسُولَ اللَّهِ صلى الله عليه وسلم فَقَالَتْ يَا رَسُولَ اللَّهِ إِنِّي أُسْتَحَاضُ ‏.‏ فَقَالَ ‏"‏ إِنَّمَا ذَلِكِ عِرْقٌ فَاغْتَسِلِي وَصَلِّي ‏"‏ ‏.‏ فَكَانَتْ تَغْتَسِلُ لِكُلِّ صَلاَةٍ ‏.‏

It was narrated that 'Aishah said: "Umm Habibah bint Jahsh consulted the Messenger of Allah (PBUH) and said: 'O Messenger of Allah, I suffer from Istihadah (non-menstrual vaginal bleeding).' He said: 'That is a vein, so perform Ghusl and pray.' And she used to perform Ghusl for every prayer." Translation Not Available

Book Ref: Sunan An Nisai Book 1 Hadith 206
Web Ref:  Sunan An Nisai Not Available