The reward of a living person's charity reaching the deceased

Question:
The sister questioner also asks and says: Shaykh Salih, does the charity of the living reach the deceased in his grave, and does he know that it is from so-and-so, or from his children, or from his sister?

Answer:
Yes, charity on behalf of the deceased, if Allah accepts it, its reward reaches the deceased. It is among the matters in which acting on behalf of another is valid: charity, supplication, Hajj, or 'Umrah. All of these are matters whose reward reaches the deceased if it is dedicated to them. Yes.