I believe it was offered and jordan vehemently said NO. How will the 20% Hashemite-Jordanian minority maintain rule over the 80% Palestinian after devolving a portion the controlled area to peoples who are of the 80%? Jordan relinquished any and all claim in 1988 to Arafat. They were smart and realized the Palestinians were only a liability, the political asset, that is Palestinians can be enjoyed regardless of whether you represent them directly because you can always assert your commitment to them indirectly or in speeches and still maintain the asset that they are. 1 example of which is a chance to prevent a dip in the polls, which in a dictatorship or sorry Monarchy is crucial, being deposed = anarchy, it doesn't mean you can be re-elected it generally results in REGICIDE.
Saudis warns U.S. that 9/11 responsibility law would erode investor confidence in America (Reuters)
from the article: Abbas: Palestinian people have national right to resistance