If they are already standing when the national anthem is played, however, there is no need for them to take the special action of sitting down. It is not as though they had specifically chosen to stand for the anthem.
ولكن اذا كانوا واقفين عندما يُعزف النشيد ،‏ فلا حاجة ان يجلسوا اذ انهم لم يختاروا بالتحديد الوقوف لأجل النشيد .‏