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

لا تِجارَةَ كالعَملِ الصّالحِ، ولا رِبحَ كالثَّواب.

'There is no [goods for] trade like good deeds, and no profit like the [divine] reward.'

Source: Bihar al-Anwar, v. 69, p. 409, no. 122