http://www.jewishvirtuallibrary.org/
It says nothing about the Palestinians owning any land in Israel or doesn't talk about anything about the Palestinians
Even god gave Abraham the land but when the U.N talked about even the U.N wants the Israelis to have the land but the the Palestinians attack the Israelis protected their land and even got more land
The territory was captured in defensive wars. Even after the land was given to them, they successfully defended the land Because of the Palestinians starting war and the wars just kept backfiring and they kept losing land
God promised the land to Abraham. God gave the Jews Israel because God's promise to Abraham created an inexorable bond between the Jewish people and the land of Israel. And returned after two millennia to their homeland