Sunan an-Nasa'i #198 · The Book of Purification

Sunan an-Nasa'iIt was narrated that Khawlah bin Hakim said
Sunan an-Nasa'i · Book 1 · The Book of Purification
Sunan an-Nasa'i · كتاب 1 · كتاب الطهارة
"I asked the Messenger of Allah (ﷺ) about a woman who has a wet dream and he said: 'If she sees water, let her perform Ghusl
أَخْبَرَنَا يُوسُفُ بْنُ سَعِيدٍ، قَالَ حَدَّثَنَا حَجَّاجٌ، عَنْ شُعْبَةَ، قَالَ سَمِعْتُ عَطَاءً الْخُرَاسَانِيَّ، عَنْ سَعِيدِ بْنِ الْمُسَيَّبِ، عَنْ خَوْلَةَ بِنْتِ حَكِيمٍ، قَالَتْ سَأَلْتُ رَسُولَ اللَّهِ صلى الله عليه وسلم عَنِ الْمَرْأَةِ تَحْتَلِمُ فِي مَنَامِهَا فَقَالَ ‏
"‏ إِذَا رَأَتِ الْمَاءَ فَلْتَغْتَسِلْ ‏"‏ ‏.‏
Reference : Sunan an-Nasa'i 198In-book reference : Book 1, Hadith 199