'Sound' in the Bible

Then shalt thou cause the loud sound of the trumpet to go forth in the seventh month, on the tenth of the month; on the day of atonement shall ye cause the trumpet to go forth throughout your land.

And as to those that remain of you I will send faintness into their hearts in the lands of their enemies, that the sound of a driven leaf shall chase them, and they shall flee, as fleeing from a sword; and they shall fall when none pursueth;