Sahih Muslim
1001.01

Umm Salama said:I asked the Messenger of Allah (ﷺ) whether there is a reward for me if I spend on Abu Salama's sons, and I am not going to abandon them in this state (of helplessness) for they are my sons. He (the Holy Prophet) said: Yes. For you is the reward for what you spend on them

1001.02

This hadith has been narrated by Ibn 'Urwa with the same chain of transmitters