Matthew Henry on Leviticus 11:9-19
Here is, 1. A general rule concerning fishes, which were clean and which not. All that had fins and scales they might eat, and only those odd sorts of water-animals that have not were forbidden, Lev 11:9, Lev 11:10. The ancients accounted fish the most delicate food (so far were they from allowing it on fasting-days, or making it an instance of mortification to eat fish); therefore God did not lay much restraint upon his people in them; for he is a Master that allows his servants not only for necessity but for delight. Concerning the prohibited fish it is said, They shall be an abomination to you (Lev 11:10-12), that is, "You shall count them unclean, and not only not eat of them, but keep a…
Read the whole note in the consoleJamieson-Fausset-Brown on Leviticus 11:9
These shall ye eat . . . whatsoever hath fins and scales--"The fins and scales are the means by which the excrescences of fish are carried off, the same as in animals by perspiration. I have never known an instance of disease produced by eating such fish; but those that have no fins and scales cause, in hot climates, the most malignant disorders when eaten; in many cases they prove a mortal poison" [WHITLAW].
Adam Clarke on Leviticus 11:9
Whatsoever hath fins and scales - Because these, of all the fish tribe, are the most nourishing; the others which are without scales, or whose bodies are covered with a thick glutinous matter, being in general very difficult of digestion.
John Gill on Leviticus 11:9
These shall ye eat of all that are in the waters,.... In the waters of the sea, or in rivers, pools, and ponds; meaning fishes; for though some persons abstain from eating them entirely, as the Egyptian priests, as Herodotus (m) relates; and it was a part of religion and holiness, not with the Egyptians only, but with the Syrians and Greeks, to forbear eating them (n); and Julian (o) gives two reasons why men should abstain from fishes; the one because what is not sacrificed to the gods ought not to be used for food; and the other is, because these being immersed in the deep waters, look not up to heaven; but God gave the people of Israel liberty of eating them, under certain limitations:
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