The Mark of Acceptance of a Good Act

Imam Ali (AS) said, ‘The best act of common courtesy is that which good people are able to benefit from.

Imam al-Sadiq (AS) was once asked what the mark of acceptance of a servant with Allah is, to which he replied, ‘The mark of acceptance of a servant with Allah is that his good acts reach the objects of their intention. If not, then that is not the case.