Muslims do not have full rights, especially those who were murdered and had their land stolen. Do Muslims have the right of return? No. Can any Jew become an Israeli citizen? Yes. There are many other discrepancies.

First, Arabs != Muslims. Second, do Mexicans have the right of return to California?

No, because they lost that territory in a war. Arabs have launched and lost a succession of wars against Israel and, concomitantly, their right to live on territory conquered by Israel in those wars.