Messenger of Allah, Anas is your servant. Pray to Allah for him.He said, "O Allah, increase his wealth and children, and bless him in what You have given him."
حدثنا محمد بن بشار حدثنا محمد بن جعفر حدثنا شعبة قال سمعت قتادة يحدث عن أنس بن مالك
يا رسول الله أنس خادمك ادع الله له قال اللهم أكثر ماله وولده وبارك له فيما أعطيته
Agreed upon [by Bukhari and Muslim]. Bukhari narrated it in "Invocations," in the chapter on supplicating for abundant wealth and children along with blessing, hadith no. 6378, 6379, and Muslim, hadith no. 2480, from Muhammad bin Bashshar with this same chain.