Job 41:23

“The flakes of his flesh are joined together, etc.] The muscles of his hefty are not flaccid and flabby, but solid and firmly compacted; they are firm in themselves; they cannot be moved; that is, not very easily, not without a large sharp cutting knife, and that used with much strength.”

“flakes--rather, "dewlaps"; that which falls down (Margin). They are "joined" fast and firm, together, not hanging loose, as in the ox. are firm--UMBREIT and MAURER, "are spread." in themselves--rather, "upon him."”

“The flakes of his flesh are joined together - Margin, “fallings.” The Hebrew word used here means anything “falling,” or “pendulous,” and the reference here is, probably, to the pendulous parts of the flesh of the animal; the flabby parts; the dew-laps. In animals commonly these parts about the neck and belly are soft, pendulous, and contribute little to their strength. The meaning here is, that in the leviathan, instead of being thus flabby and pendulous, they were compact and firm. This is strikingly true of the crocodile. The belly is, indeed, more soft and penetrable than the other parts of the body, but there is nothing like the soft and pendulous dew-laps of most animals. return to…”

“flakes: Heb. fallings are joined: Job 41:17 Job 41:24”