Sunan an-Nasa'i 3381
سنن النسائي#3381Sahihأَخْبَرَنَا مُحَمَّدُ بْنُ نَصْرٍ، قَالَ حَدَّثَنَا أَيُّوبُ بْنُ سُلَيْمَانَ، قَالَ حَدَّثَنِي أَبُو بَكْرِ بْنُ أَبِي أُوَيْسٍ، عَنْ سُلَيْمَانَ بْنِ بِلاَلٍ، عَنْ يَحْيَى، عَنْ حُمَيْدٍ، أَنَّهُ سَمِعَ أَنَسًا، يَقُولُ إِنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم أَقَامَ عَلَى صَفِيَّةَ بِنْتِ حُيَىِّ بْنِ أَخْطَبَ بِطَرِيقِ خَيْبَرَ ثَلاَثَةَ أَيَّامٍ حِينَ عَرَّسَ بِهَا ثُمَّ كَانَتْ فِيمَنْ ضُرِبَ عَلَيْهَا الْحِجَابُ .
It was narrated from Humaid that he heard Anas say:"The Messenger of Allah stayed with Safiyyah bint Huyayy bin Akhtab on the way (back from) Khaibar for three days when he married her, then she was among those who were commanded to observe Hijab
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
In-book reference: 26:186