In recent years, genetic studies have demonstrated that, at least paternally, the various Jewish ethnic groups and the Palestinians are related to each other. Genetic studies have shown that Jews and Palestinians are closer to each other than the different Jewish groups are to their respective host countries. At the haplogroup level, defined by the binary polymorphisms only, the Y chromosome distribution in Arabs and Jews was similar but not identical.

en.wikipedia.org/wiki/Origin_of_the_Palestinians

Not to mismatch with the people living in modern Israel which are often Western or East Europe descendants.