'Alarm' in the Bible

My soul, my soul! I am in anguish! Oh, my heart!My heart is pounding in me;I cannot be silent,Because you have heard, O my soul,The sound of the trumpet,The alarm of war.

But let that man be like the citiesWhich the Lord overthrew without relenting,And let him hear an outcry in the morningAnd a shout of alarm at noon;