Isaiah 58:1
Cry aloud, spare not, lift up your voice like a trumpet, and show my people their transgression, and the house of Jacob their sins.
Torrey's Topical Textbook—AKJV

Hosea 8:1
Set the trumpet to your mouth. He shall come as an eagle against the house of the LORD, because they have transgressed my covenant, and trespassed against my law.
Torrey's Topical Textbook—AKJV

Joel 2:1
Blow you the trumpet in Zion, and sound an alarm in my holy mountain: let all the inhabitants of the land tremble: for the day of the LORD comes, for it is near at hand;
Torrey's Topical Textbook—AKJV