ما هي واجبات الداعي إلى الله؟

The preacher must be adorned with knowledge and righteous deeds to possess insight and to know the fixed principles of da'wah (inviting to Islam). He must also be aware of people's circumstances and knowledgeable about what is happening in his society. He must not use forbidden means in his da'wah, for one does not reach truth through falsehood. Lying is not permissible, even if intended to encourage people to worship.