Sunan an-Nasa'i 2647
سنن النسائي#2647SahihIt was narrated that Ibn 'Abbas said:"A woman lifted a child up to the Messenger of Allah and said: 'Is there Hajj for this one?' He said: 'Yes, and you will be rewarded.'''(sahih)
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiSahih Muslim
In-book reference: 24:29