Dawah Ilallah -

The tongue is an amanah. Speak as if every word will be weighed on the Day when even the skin will testify. The deepest secret of dawah ilallah is this: you are not really calling anyone.

But also: “Whoever calls to misguidance will have a sin similar to those who follow him.” dawah ilallah

The Prophet ﷺ said: “Whoever calls to guidance will have a reward similar to those who follow him, without diminishing their rewards in the least.” (Muslim) The tongue is an amanah