וּבְנֵ֥י אֶפְרַ֖יִם שׁוּתָ֑לַח וּבֶ֤רֶד בְּנוֹ֙ וְתַ֣חַת בְּנ֔וֹ וְאֶלְעָדָ֥ה בְנ֖וֹ וְתַ֥חַת בְּנֽוֹ׃
And the sons of Ephraim: Shuthelah—and Bered was his son, and Tahath his son, and Eleadah his son, and Tahath his son,
Read kabbalistic (mystical) interpretation of I Chronicles 7:20: and classical mystical sources.