A curse — By provoking God to punish them for your sin, in which they may be one way or other involved; or the whole camp having sins of their own, God might take what occasion he saw fit to inflict this punishment.
Related Commentaries of Joshua 6:18
Joshua 6:18
18 And ye, in any wise keep yourselves from the accursed thing, lest ye make yourselves accursed,e when ye take of the accursed thing, and make the camp of Israel a curse, and trouble it.