حَدَّثَنَا إِسْحَاقُ بْنُ إِبْرَاهِيمَ، قَالَ أَنْبَأَنَا سُفْيَانُ، عَنِ الزُّهْرِيِّ، عَنْ سَالِمٍ، عَنْ أَبِيهِ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " إِذَا اسْتَأْذَنَتِ امْرَأَةُ أَحَدِكُمْ إِلَى الْمَسْجِدِ فَلاَ يَمْنَعْهَا " .
It was narrated from Salim that his father said: "The Messenger of Allah (PBUH) said: 'When the wife of any one of you asks for permission to go to the Masjid, do not stop her.'" Translation Not Available
Book Ref: Sunan An Nisai Book 8 Hadith 706
Web Ref: Sunan An Nisai Vol 1 Book 8 Hadith 707