The research aims at defining the concept of peace in Islam. It elaborates the importance of religious translation in spreading the concept of peace in order to transfer Islamic rules and laws of conducting peace in Islam for Muslims and all humankind. This study traces how Islam adopts peace in the main sources of Islamic religion (i.e) Quran and Hadith. The results of the paper indicated that translation in public and religious translation in specific is a means for building the bridges of peace, cooperation and understanding of cultural and religious diversity among people. Peace is a principle that has deeply rooted in Islam. The results of this study also show that the core of Islamic teachings proves that Islam is a practical source for nonviolence, societal peace and peace building. By embracing the theory of peace in Islam, the world will be gifting away from conflict. Islam is a religion of peace and it aims to create social peace and security to all people. Islam, in every means of word is the religion of inspiration for peace building and progress of the nation. According to Islam, peace is the way for aspirations of people and prosperity for countries. The method used in this paper is descriptive method and content analysis of some verses from Quran and Hadith which promote and call for peace.