Gid’on’s men blew their 300 shofars, and Adonai caused everyone in the camp to attack his comrades; and the enemy fled.
Judges 7:22 CJB

Day 16 – 40 Days of the Shofar
The shofar is not only the sound of our reward, it is also considered a spiritual weapon of warfare. As we pray and sound the shofar in our homes and over our families it sends a clear signal that we are pulling down every stronghold of the enemy. 2 Corinthians 10:4 says; For the weapons of our warfare are not carnal but mighty in God for
pulling down strongholds...