Ezra 7:2 Kabbalah

בֶּן־שַׁלּ֥וּם בֶּן־צָד֖וֹק בֶּן־אֲחִיטֽוּב׃

the son of Shallum, the son of Zadok, the son of Ahitub,

Read kabbalistic (mystical) interpretation of Ezra 7:2: and classical mystical sources.