The Most Beneficial Supplication for the Deceased

Question:
What is the best supplication for the deceased, and at what time is it most beneficial?

Answer:
Supplication for the deceased is required and benefits him. If it is made during the times of response, it is more beneficial and more beneficial, such as: the last part of the night, such as: the last part of Friday day after the prayer, the 'Asr prayer, such as: from when the imam sits on the pulpit until the prayer is completed on Friday, in the middle of the night, in prostration. All of these are the closest to being answered. Yes.