Sunan Ibn Majah
Hadith #603
It was narrated that Umm Salamah said:""I said, O Messenger of Allah! I am a woman with tight braids. Should I undo them when I take a bath to cleanse myself from the state of sexual impurity?"" He said: ""Rather it is sufficient for you to pour three handfuls of water over yourself, and you will be purified,"" or he said: ""In that case you would have become purified