The work of the diplomatic delegations sent by the Messenger Muhammad, may God bless him and grant him peace, outside the state of Medina is one of the most important areas of media and communication that helped spread the Islamic call inside and outside the Arabian Peninsula, and it had a good impact on the media and publicizing the call of Islam.
These diplomatic media delegations linked Muslims to the whole world between a supporter or an opponent, played an important role in diplomatic relations as it is a means of communication between peoples and a tool for understanding between nations, it transferred Islam from local treatment to global, shook the thrones of some Kings and some have been introduced to Islam, some kings have been drawn into war.
The research contains two chapters and an introductory introduction. The first chapter deals with communication and the art of diplomacy outside Medina, where the movement of diplomatic delegations began, for example, the delegation of the Prophet to Najashi, the text of the message from Najashi to the Prophet, the text of the Prophet's message that sent to Najashi, the results of sending prophetic messages to kings and princes, Studying the evidence of these media practices of the Messenger and then analyze the communicative position. While the second chapter deals with communication and the art of diplomacy through fraternity between Muhajirin and Ansar in Medina. Brotherhood is a communicative phenomenon, the (Leen) model and its application to the task of Musab bin Omair.
Keywords: Media and Communication Messages, Medina, Islam.