Bible Dictionaries
Frog

Wilson's Dictionary of Bible Types

Exodus 8:2 (c) Probably this is symbolical of those wicked, filthy repugnant habits and ways which Satan brings into men's lives for dishonorable purposes. (See also Revelation 16:13).

Bibliography Information
Watson, Walter. Entry for 'Frog'. Wilson's Dictoinary of Bible Types. https://www.studylight.org/​dictionaries/​eng/​wdt/​f/frog.html. 1957.