Allah's Apostle (ﷺ) said to me: Don't consider anything insignificant out of good things even if it is that you meet your brother with a cheerful countenance.
Sahih Muslim Book 45, Hadith 187
← Previous Hadith Whenever you prepare a broth, add water to it, and have in your mind the members of the household of your neighbours and then give them out of this with courtesy.

Sahih Muslim Book 45, Hadith 186 Next Hadith → Make a recommendation for him, and you would get the reward. Allah, however, gives the verdict through the tongue of His Apostle what He likes most.

Sahih Muslim Book 45, Hadith 188