Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
ibnmajah:641Abū Bakr b. Abū Shaybah And ʿAlī b. Muḥammad > Wakīʿ > Hishām b. ʿUrwah from his father > ʿĀʾishah

The Prophet said to her, when she was menstruating: "Undo your braids and bathe." (Sahih)(A narrator) 'Ali said in his narration: "Undo your head."  

ابن ماجة:٦٤١حَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ وَعَلِيُّ بْنُ مُحَمَّدٍ قَالاَ حَدَّثَنَا وَكِيعٌ عَنْ هِشَامِ بْنِ عُرْوَةَ عَنْ أَبِيهِ عَنْ عَائِشَةَ

أَنَّ النَّبِيَّ ﷺ قَالَ لَهَا وَكَانَتْ حَائِضًا انْقُضِي شَعْرَكِ وَاغْتَسِلِي قَالَ عَلِيٌّ فِي حَدِيثِهِ انَقُضِي رَأْسَكِ