A man said to the Messenger of Allah ﷺ, "My mother died suddenly, and I believe that had she been able to speak she would have given in charity. May I give charity on her behalf?"The Messenger of Allah ﷺ replied, "Yes."
و حدثني مالك عن هشام بن عروة عن أبيه
أن رجلا قال لرسول الله ﷺ إن أمي افتلتت نفسها وأراها لو تكلمت تصدقت أفأتصدق عنها فقال رسول الله ﷺ نعم