Here are auto-translated Arabic headlines from three different news articles from Sunday.
Not "Zionists." Not Israelis. They want to make sure that they can ban Jews from buying the land, but they don't want the law to say "Jews" so they are trying various formulations like not selling to "non-Arabs."
As we've mentioned, they fear that Jews are going to buy the land and then claim it as part of the ancient Jewish homeland (which indeed, it is, but no one I am aware of is serious about claiming it.)