Kitto's Popular Cyclopedia of Biblial Literature
Ken´izzites, a Canaanitish tribe, mentioned in , along with others, over which it was promised that the seed of Abraham should have dominion. The notion that they sprung from Kenaz, the grandson of Edom, and had their dwelling somewhere in Idumea, cannot be entertained, seeing that the tribe is named long before Kenaz had existence. The Kenizzites of; , appear, however, to be a different race, the origin of which may without improbability be ascribed to Kenaz. The Kenizzites are not named among the nations whom the Israelites eventually subdued; whence it may be supposed that they had by that time merged into some of the other nations which Israel overcame.
Kitto, John, ed. Entry for 'Kenizzites'. "Kitto's Popular Cyclopedia of Biblial Literature". https://www.studylight.org/encyclopedias/eng/kbe/k/kenizzites.html.