Who art thou? He said: (I am) Messengef of Allah. A woman (then) lifted up a boy to him and said: Would this child be credited with having performed the Hajj? Thereupon he said: Yes, and you will have a reward.
Sahih Muslim Book 15, Hadith 457
← Previous Hadith Messenger of Allah, my father is very old. There is an old obligation of Hajj upon him from Allah, but he is not capable of sitting on the back of the camel. Thereupon Allah's Apostle (ﷺ) said: Perform Hajj on his behalf.

Sahih Muslim Book 15, Hadith 456 Next Hadith → A woman lifted up her child and said: Messenger of Allah, would the child be credited with having performed the Hajj? Thereupon he said: Yes, and there would be a reward for you.

Sahih Muslim Book 15, Hadith 458