What does 1 Chronicles 6:19 mean?

Zephaniah's son was Tahath, Tahath's son was Assir, Assir's son was Ebiasaph, Ebiasaph's son was Korah. 1 Chronicles 6:19 - Modern Text Bible

(This verse connects Heman's line back to Korah, another important figure in the Levite tradition.)