Exodus 8:17
They did so; Aaron extended his hand with his staff, he struck the dust of the ground, and it became gnats on people and on animals. All the dust of the ground became gnats throughout all the land of Egypt.
Psalm 105:31
He ordered flies to come; gnats invaded their whole territory.
Isaiah 23:9
The Lord who commands armies planned it -- to dishonor the pride that comes from all her beauty, to humiliate all the dignitaries of the earth.
Acts 12:23
Immediately an angel of the Lord struck Herod down because he did not give the glory to God, and he was eaten by worms and died.