English - Chapter 8 - Al-Anfal

Those who believed and emigrated [to Medina] and struggled for God’s cause with their possessions and persons, and those who gave refuge and help, are all allies of one another. As for those who believed but did not emigrate, you are not responsible for their protection until they have done so. But if they seek help from you against persecution, it is your duty to assist them, except against people with whom you have a treaty: God sees all that you do