Exodus 8:9
And Moses said to Pharaoh, Glory over me: when shall I entreat for thee, and for thy servants, and for thy people, to destroy the frogs from thee, and thy houses, that they may remain in the river only?And Moses said to Pharaoh, Glory over me: when shall I entreat for thee, and for thy servants, and for thy people, to destroy the frogs from thee, and thy houses, that they may remain in the river only?