Hawzah News Agency – The commander of the faithful Imam Ali peace be upon him says:

ما أكَلتَهُ راحَ، وما أطعَمتَهُ فاحَ.

‘That which you yourself eat gets consumed whereas that which you feed others diffuses [i.e. the benediction in that sustenance].’

Source: Ghurar al-Hikam, no. 9634