John 9:22,34 These words spoke his parents, because they feared the Jews: for the Jews had agreed already, that if any man did confess that he was Christ, he should be put out of the synagogue. Nave's Topical Index
John 12:42 Nevertheless among the chief rulers also many believed on him; but because of the Pharisees they did not confess him, lest they should be put out of the synagogue: Nave's Topical Index
John 16:2 They shall put you out of the synagogues: yes, the time comes, that whoever kills you will think that he does God service. Nave's Topical Index