Then give the inhabitants of the land citizenship and the right to vote! It's simple. Stop the apartheid, give people civil rights.
Effectively saying Israel should have over control of their government to a majority voting block that will likely elect terrorists again just isn't something that's ever going to happen. There's a reason the international community largely regards a one-state solution as entirely non-viable.
Zionism(especially early parts of the movement) has deeply secular roots.
However, there are no groups vying for government in the Levant which are secular in nature other than the Jewish leftist groups. And none of the other groups have a culture compatible with those Jewish leftist values.