وَحَدَّثَنِي عَنْ مَالِكٍ، عَنْ عَبْدِ رَبِّهِ بْنِ سَعِيدٍ، عَنْ مُحَمَّدِ بْنِ إِبْرَاهِيمَ بْنِ الْحَارِثِ التَّيْمِيِّ، أَنَّ نُفَيْعًا، مُكَاتَبًا كَانَ لأُمِّ سَلَمَةَ زَوْجِ النَّبِيِّ صلى الله عليه وسلم اسْتَفْتَى زَيْدَ بْنَ ثَابِتٍ فَقَالَ إِنِّي طَلَّقْتُ امْرَأَةً حُرَّةً تَطْلِيقَتَيْنِ ‏.‏ فَقَالَ زَيْدُ بْنُ ثَابِتٍ حَرُمَتْ عَلَيْكَ ‏.‏

Yahya related to me from Malik from Abdu Rabbih ibn Said fromMuhammad ibn Ibrahim ibn al-Harith at-Taymi that Nufay, a mukatab ofUmm Salama, the wife of the Prophet, may Allah bless him and grant himpeace, asked Zayd ibn Thabit for an opinion. He said, "I have divorcedmy free wife twice." Zayd ibn Thabit said, "She is haram for you." Translation Not Available

Book Ref: Muwatta Imam Malik Book 29 Hadith 1209
Web Ref:  Muwatta Imam Malik Book 29 Hadith 49