(9) باب ذِكْرِ مَا يَجِبُ عَلَى مَنْ أَتَى حَلِيلَتَهُ فِي حَالِ حَيْضِهَا مَعَ عِلْمِهِ بِنَهْىِ اللَّهِ تَعَالَى
It was narrated from Ibn 'Abbas from the Prophet (ﷺ) concerning a man who has had intercourse with his wife while she was menstruating:
"Let him give a Dinar or half a Dinar in charity." (ID)
Reference (ID): Sunan an-Nasa'i 370 (ID)
In-book reference (ID): Book 3, Hadith 22 (ID)
English translation (ID): Vol. 1, Book 3, Hadith 370 (ID)