Cross reference
Exodus 8:6
6 Aaron stretched out his hand over the waters of Egypt; and the frogs came up, and covered the land of Egypt.
Psalms 78:45
45 He sent among them swarms of flies, which devoured them; And frogs, which destroyed them.
Psalms 105:30
30 Their land swarmed with frogs, Even in the chambers of their kings.
Leviticus 11:12
12 Whatever has no fins nor scales in the waters, that is an abomination to you.
Revelation 16:13
13 I saw coming out of the mouth of the dragon, and out of the mouth of the beast, and out of the mouth of the false prophet, three unclean spirits, something like frogs;