حَدَّثَنَا أَبُو بَكْرٍ، حَدَّثَنَا غُنْدَرٌ، عَنْ شُعْبَةَ، عَنْ عَطَاءِ بْنِ أَبِي مَيْمُونَةَ، قَالَ سَمِعْتُ أَبَا رَافِعٍ، يُحَدِّثُ عَنْ أَبِي هُرَيْرَةَ، أَنَّ زَيْنَبَ، كَانَ اسْمُهَا بَرَّةَ فَقِيلَ لَهَا تُزَكِّي نَفْسَهَا فَسَمَّاهَا رَسُولُ اللَّهِ ـ صلى الله عليه وسلم ـ زَيْنَبَ .
It was narrated from Abu Hurairah that: "Zainab used to be called "Barrah" (good), and it was said that she was praising herself. So the Messenger of Allah(PBUH) changed her name to Zainab." Translation Not Available
Book Ref: Sunan Ibn Majah Book 33 Hadith 3732
Web Ref: Sunan Ibn Majah Vol 5 Book 33 Hadith 3732