Umar said: Is one amongst us permitted to sleep in a state of impurity (i.e. after having sexual intercourse)? He (the Holy Prophet) said: Yes, after performing ablution.
Reference: Sahih Muslim 306 a In-book : Book 3, Hadith 24 USC-MSA web (English) : Book 3, Hadith 600 (deprecated)
Help us gift a modern, ad-free Islamic application for the Muslim Ummah. Your donation will be recorded as Sadaqah Jariyah in your book of deeds, In Sha Allah.