سنن دارمي
Sunan ad-Darimi
من كتاب الطهارةFrom the Book of Purification
باب مُجَامَعَةِ الْحَائِضِ إِذَا طَهُرَتْ قَبْلَ أَنْ تَغْتَسِلَ:Chapter: Intercourse with Menstruating Woman Before She Bathes
Hadith 1114
حَدَّثَنَا عُبَيْدُ اللَّهِ بْنُ مُوسَى، عَنْ عُثْمَانَ بْنِ الْأَسْوَدِ، عَن مُجَاهِدٍ، مِثْلَهُ سَوَاءً.
It is also narrated in a similar way from Mujahid (may Allah have mercy on him) through another chain of transmission.
