4. the mixed multitude that was among them fell a lusting—These consisted of Egyptians. [See on Ex 12:38.] To dream of banquets and plenty of animal food in the desert becomes a disease of the imagination; and to this excitement of the appetite no people are more liable than the natives of Egypt. But the Israelites participated in the same feelings and expressed dissatisfaction with the manna on which they had hitherto been supported, in comparison with the vegetable luxuries with which they had been regaled in Egypt.

     33. while the flesh was yet between their teeth, ere it was chewed—literally, "cut off"; that is, before the supply of quails, which lasted a month (Nu 11:20), was exhausted. The probability is, that their stomachs, having been long inured to manna (a light food), were not prepared for so sudden a change of regimen—a heavy, solid diet of animal food, of which they seem to have partaken to so intemperate a degree as to produce a general surfeit, and fatal consequences. On a former occasion their murmurings for flesh were raised (Ex 16:1-8) because they were in want of food. Here they proceeded, not from necessity, but wanton, lustful desire; and their sin, in the righteous judgment of God, was made to carry its own punishment.

     34. called the name of that place Kibrothhattaavah—literally, "The graves of lust," or "Those that lusted"; so that the name of the place proves that the mortality was confined to those who had indulged inordinately.