أَخْبَرَنَا إِسْحَاقُ بْنُ إِبْرَاهِيمَ، أَنْبَأَنَا النَّضْرُ، قَالَ حَدَّثَنَا حَمَّادُ بْنُ سَلَمَةَ، عَنْ إِسْحَاقَ بْنِ عَبْدِ اللَّهِ، عَنْ أَنَسٍ، قَالُوا يَا رَسُولَ اللَّهِ أَلاَ تَتَزَوَّجُ مِنْ نِسَاءِ الأَنْصَارِ قَالَ ‏"‏ إِنَّ فِيهِمْ لَغَيْرَةً شَدِيدَةً ‏"‏ ‏.‏
Translation
Narrated Anas

It was narrated from Anas that they said: "O Messenger of Allah, why don't you marry a woman from the Ansar?" He said: "They are very jealous."