4 Bible Verses about Jews Separate From Gentiles

The Samaritan woman therefore saith unto him, How is it that thou, being a Jew, askest drink of me, who am a Samaritan woman? (For Jews have no dealings with Samaritans.)

and he said unto them, Ye yourselves know how it is an unlawful thing for a man that is a Jew to join himself or come unto one of another nation; and yet unto me hath God showed that I should not call any man common or unclean:

Pilate answered, Am I a Jew? Thine own nation and the chief priests delivered thee unto me: what hast thou done?

But when I saw that they walked not uprightly according to the truth of the gospel, I said unto Cephas before them all, If thou, being a Jew, livest as do the Gentiles, and not as do the Jews, how compellest thou the Gentiles to live as do the Jews?