Ezekiel 33:3
if he see the sword coming upon the land, and blow the trumpet, and warn the people;
Hosea 8:1
Set the trumpet to thy mouth. He cometh as an eagle against the house of Jehovah, because they have transgressed my covenant, and rebelled against my law.
Nehemiah 4:18
And the builders had every one his sword girded by his side, and built. And he that sounded the trumpet was by me.
Nehemiah 4:20
in what place ye hear the sound of the trumpet, thither shall ye assemble to us; our God will fight for us.
Isaiah 58:1
Cry aloud, spare not, lift up thy voice like a trumpet, and declare unto my people their transgression, and to the house of Jacob their sins.
Joel 2:1
Blow the trumpet in Zion, and sound an alarm in my holy mountain; let all the inhabitants of the land tremble: for the day of Jehovah cometh, for it is at hand;
Jeremiah 4:5
Declare ye in Judah, and cause it to be heard in Jerusalem, and say, ... and blow the trumpet in the land, cry aloud and say, Assemble yourselves, and let us enter into the fenced cities.
Jeremiah 6:1
Flee for safety, ye children of Benjamin, out of the midst of Jerusalem, and blow the trumpet in Tekoa, and set up a signal in Beth-haccerem; for evil appeareth out of the north, and a great destruction.
Jeremiah 51:27
Lift up a banner in the land, blow the trumpet among the nations, prepare nations against her; call together against her the kingdoms of Ararat, Minni, and Ashkenaz; appoint a captain against her; cause the horses to come up as the bristly caterpillars.
Ezekiel 33:8-9
When I say unto the wicked, Wicked man, thou shalt certainly die; and thou speakest not to warn the wicked from his way, that wicked man shall die in his iniquity; but his blood will I require at thy hand.