It is generally agreed that the second plague was one of frogs. All the ancient versions agree in the interpretation, and the only rival rendering—…

And the Lord spoke. Again, as if the matter were only now begun, God demands of Pharaoh His own unique right, namely, that His people shou…

And the Lord spoke unto Moses
Either whilst the plague upon the waters continued, or immediately upon the removal of it:

Pharaoh is plagued with frogs; their vast numbers made them severe plagues to the Egyptians. God could have plagued Egypt with lions, or bears, or …