Sunan an-Nasa'i 2646
سنن النسائي#2646SahihIt was narrated that Ibn 'Abbas said:"A woman lifted up a child of hers from a howdah (litter) and said: 'O Messenger of Allah, 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 ZaiHasan
In-book reference: 24:28