Jamieson, Fausset and Brown on Ezekiel 34:24

24. my servant--implying fitness for ruling in the name of God, not pursuing a self-chosen course, as other kings, but acting as the faithful administrator of the will of God; Messiah realized fully this character (Psa 40:7, 8; Is 42:1; 49:3, 6; 53:11; Php 2:7), which David typically and partially represented (Ac 13:36); so He is the fittest person to wield the world scepter, abused by all the world kings (Da 2:34, 35, 44, 45).