Narrated Abdullah ibn Sa'd al-Ansari: Abdullah asked the Messenger of Allah (ﷺ): What is lawful for me to do with my wife when she is menstruating? He replied: What is above the waist-wrapper is lawful for you. The narrator also mentioned (the lawfulness of) eating with a woman in menstruation, and he transmitted the tradition in full

English translation · Sunan Abu Dawud