كتاب النكاح
8  
Marriage
Muslim has:
"When a man makes his wife unlawful for himself, it is (treated like) an oath for which atonement must be made (if broken)."
وَلِمُسْلِمٍ : { إِذَا حَرَّمَ اَلرَّجُلُ عَلَيْهِ اِمْرَأَتَهُ , فَهِيَ يَمِينٌ يُكَفِّرُهَا } 1‏ .‏


‏1 ‏- صحيح .‏ رواه مسلم ( 1473 )‏.‏

Sunnah.com reference : Book 8, Hadith 136
English translation : Book 8, Hadith 0
Arabic reference : Book 8, Hadith 1080