Hajj performed by a grandson on behalf of his deceased maternal grandmother

The questioner : Shaykh, yes, a man, when he was about to die, at the time of his passing, yes, he said, "I want to perform Hajj on behalf of my mother." Yes, is that considered a bequest? No, no. Well, if his grandson wants to perform Hajj on her behalf? This grandson of the deceased wants to perform Hajj on behalf of his maternal grandmother. Yes, he does not know her name, and she was living in al-Bahah and died in Jeddah, while he is in Riyadh.

The Shaykh : He can say, "Labbaik on behalf of my mother."

The questioner : On behalf of my maternal grandmother.

The Shaykh : My maternal grandmother.

The questioner : No, "Labbaik on behalf of my maternal grandmother." Yes, well, since he is living in Riyadh, there is no problem, and she was in al-Bahah.