Thematic Bible: Alarm of, given by trumpets

and he should see the sword coming upon the land, if he should blow the shofar, and warn the people, then whoever hears the sound of the shofar and does not take warning; and the coming of the sword should take him away, his blood shall be upon his own head. He heard the sound of the shofar and did not take warning; his blood shall be upon himself. But he that takes warning shall deliver his soul. read more.
But if the watchman should see the sword coming and not blow the shofar and the people not be warned, if the sword comes and takes any person from among them, he is taken away because of his iniquity; but his blood I will require at the watchman's hand.