refuse

Exodus 7:14
Then the LORD said to Moses, "Pharaoh's heart is stubborn; he refuses to let the people go.

Exodus 9:2
But if you refuse to let them go and continue to restrain them,

frogs.

Psalm 78:45
He sent swarms of flies that devoured them, and frogs that devastated them.

Psalm 105:30
Their land teemed with frogs, even in their royal chambers.

Revelation 16:13, 14
And I saw three unclean spirits that looked like frogs coming out of the mouths of the dragon, the beast, and the false prophet. . . .