The order Glickman to remain seated in the hall, which Glickman disobeyed, "is not an obviously illegal one and therefore even if the appellant had some kind of reservation, he was obliged to obey his commanders' orders," the State said in its reply to Glickman's motion to reinstate him. 

The principle of modesty in Jewish Halakha forbids men from hearing women sing, although there are exceptions and varying interpretations of this rabbinical ruling.