An on-line exchange:

[W Brewer]

Charles C Doyle wrote:  <<<No, it's just a deft use of an ancient Hebrew
poetic device ("Your young men shall see visions, and your old men shall
dream dreams"--or mouse mouses).>>>
WB:  Loose definition of figura etymologica, aka cognate object
construction (COC). Sing a song of sixpence. Live life to its fullest. It
out-Herods Herod.

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