Here are 3 Bible verses about hornets from the Old and New Testaments of the Holy Bible (King James Version), sorted from most to least relevant.
Deuteronomy 7:20 KJV
Moreover the LORD thy God will send the hornet among them, until they that are left, and hide themselves from thee, be destroyed.
Joshua 24:12 KJV
And I sent the hornet before you, which drave them out from before you, even the two kings of the Amorites; but not with thy sword, nor with thy bow.
Exodus 23:28 KJV
And I will send hornets before thee, which shall drive out the Hivite, the Canaanite, and the Hittite, from before thee.