Although making charity is highly praised and a meritorious act, but at the same time it is also true that by accepting gifts the recipient's hands get sullied.
In Kularnava Tantra 15.78, Lord Shiva says:
jihvA dagdhA parAnnena karau dagdhau pratigrahAt | mano dagdham
para-stribhih kArya-siddhih katham bhavet ||
The tongue is burnt by the food of another; ...