Ezekiel 34:23-24 comes in a prophecy condemning Israel's failed shepherds, the leaders who had exploited rather than cared for God's flock. God promises both that He Himself will seek and rescue His scattered sheep and that He will establish over them "one shepherd," identified as "my servant David." Since the historical David had been dead for centuries when Ezekiel prophesied, the language points to a future Davidic ruler who will embody the faithful shepherd-kingship Israel's leaders had failed to provide.
Matthew 1:1 deliberately introduces Jesus as "the son of David," placing Him within the royal line to which Ezekiel's promise belongs. The connection becomes still richer in John 10, where Jesus identifies Himself as the Good Shepherd who knows, gathers, protects, and lays down His life for the sheep. Ezekiel's promise therefore combines two themes that converge strikingly in Christ: the coming ruler is Davidic and he is the one Shepherd of God's people. Christians consequently understand Jesus, David's descendant and the Good Shepherd, as the climactic fulfillment of Ezekiel's promised "servant David."