The fat of an animal that dies of itself and the fat of one that is torn by beasts may be put to any other use, but on no account shall you eat it.
All this relates to the peace-offerings: it is the repetition and explication of what we had before, with various additions. I. The nature and intention of the peace-offerings are here more distinctly opened. They were offered either, 1. In thankfulness for some special mercy received, such as recovery from sickness, preservation in a journey, deliverance at sea, redemption out of captivity, all which are specified in Ps.
Commenting on Leviticus 7:11-34
For whosoever eateth the fat of the beast, of which men offer an offering made by fire unto the Lord,.... As oxen, sheep, rams, goats; meaning not only the fat of those that are offered, but the fat of all those of the like kind: even the soul that eateth it shall be cut off from his people; See Gill on Lev 7:20 Maimonides (n)...
Lev 7:24-27 The fat of cattle that had fallen (נבלה), or been torn to pieces (viz., by beasts of prey), was not to be eaten, because it was unclean and defiled the eater (Lev 17:15; Lev 22:8); but it might be applied “to all kinds of uses,” i.e., to the common purposes of ordinary life.
Commenting on Leviticus 7:24-27