Sunan Abi Dawud 212
سنن أبي داود#212SahihNarrated 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
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
Shuaib Al ArnautHasan
Zubair Ali ZaiIsnaad Hasan
In-book reference: 1:212