The false swearer and the perjurer do badly to those who encourage them to swear falsely, because such persons support in the fields of wronging people's rights and insulting their dignities.
The false swearer and the perjurer do badly to those against whom they swear falsely because they deprive them of their rights.
The false swearer and the perjurer do badly to the community as a whole, because they spread disorder and destroy the religious and moral values.
The false swearer and the perjurer do badly to the Islamic Sharia, because they challenge its sacred constitution.
Third: Breach of Promise
Fulfillment of promises is one of the noble traits with which the intelligent people adorn themselves:
"Mention in the Book (the Quran) the story of Ishmael; he was true to his promise, a Messengers and a Prophet. (19:54)"
As he promised a man, Ishmael the prophet confined himself in one place for a whole year waiting for him so as to keep his promise.
It is unfortunate that breach of promise, nowadays, has become a common phenomenon among Muslims who neglected its disadvantages that weaken the mutual confidence, corrupt the social relations, and harm the public interests.
Imam as-Sadiq (a) said: "The promise of the believer is a ransomless vow. He who reneges breaks his word with Allah and exposes himself to His dislike. This is the meaning of Allah's saying: Believers, why do you preach what you do not practice? It is most hateful in the sight of Allah if you say something and do not practice it. (61:2-3)" 41
The Prophet (s) once, promised he would wait for a man near a rock. When the heat of the sun became