Synagogue: Primarily an Assembly of Jews and God-Fearers of Religious Courts
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John 9:22, 34
His parents said this because they were afraid of the Jews. For the Jews had already determined that anyone who confessed Jesus as the Christ would be put out of the synagogue. / They replied, “You were born in utter sin, and you are instructing us?” And they threw him out.
John 12:42
Nevertheless, many of the leaders believed in Him; but because of the Pharisees they did not confess Him, for fear that they would be put out of the synagogue.
John 16:2
They will put you out of the synagogues. In fact, a time is coming when anyone who kills you will think he is offering a service to God.