Is there any verse or hadith that says “only Islam can be practised in Arabian peninsula?
This is a letter from prophet Muhammad (s) to the christians. “God has told me in a vision what to do, and I confirm His command by giving my solemn promise to keep this agreement. To the followers of the Islam I say: Carry out my command, protect and help the Nazarene nation in this country of ours in their own land. Leave their places of worship in peace; help and assist their chief and their priests when in need of help, be it in the mountains, in the desert, on the sea, or at home. Leave all their possessions alone, be it houses or other property, do not destroy anything of their belongings, the followers of Islam shall not harm or molest any of this nation, because the Nazarenes are my subjects, pay tribute to me and will help the Muslims. No tribute, but what is agreed upon, shall be collected from them, their church buildings shall be left as they are, they shall not be altered, their priests shall be permitted to teach and worship in their own way-the Nazarenes have full libert
