The messengerconcerned after his immigration for AL- Madenah AL Mnwarah with establishing good relations with Jews. He wrote a document among the emigrants and patrons , the Jews He pledged and promise them to keep their religion and wealth. That document was as a constitution so the Judicial authority became Central It has an excutive power confined not only to muslims but exceeded to include all.The document (Constitution) stated that the relation between muslims and Jews base on cooperation and solidarity in order to keep order in the City (AL- Madenah) and punish the wrongdoer.