ENOfficial
Anas reported the Messenger of Allah (ﷺ) as saying : Anyone who is pleased that his sustenance is expanded and his age extended should do kindness to his near relatives.
Source: sunnah.com
Other translations
Arabic
حَدَّثَنَا أَحْمَدُ بْنُ صَالِحٍ، وَيَعْقُوبُ بْنُ كَعْبٍ، - وَهَذَا حَدِيثُهُ - قَالاَ حَدَّثَنَا ابْنُ وَهْبٍ، قَالَ أَخْبَرَنِي يُونُسُ، عَنِ الزُّهْرِيِّ، عَنْ أَنَسٍ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " مَنْ سَرَّهُ أَنْ يُبْسَطَ لَهُ فِي رِزْقِهِ وَيُنْسَأَ لَهُ فِي أَثَرِهِ فَلْيَصِلْ رَحِمَهُ " .
sunnah.com