I assume you are talking about the bogus Arab peace plan. First, of all the Arab world did not put that out, governments in the Arab world did. Second, you are assuming that governments can be taken at their word. Third, you conveniently leave out the whole issue of the "right of return" because that would blow your whole argument.
U.K. is offering 4,000 resettlement spaces for Syrian refugees, UNHCR spokeswoman says (Reuters)
from the article: The fallacy of Netanyahu's worldview