Numbers 26:35-37

35 These were the descendants of Ephraim by their clans:
through Shuthelah, the Shuthelahite clan;
through Beker, the Bekerite clan;
through Tahan, the Tahanite clan.

36 These were the descendants of Shuthelah:
through Eran, the Eranite clan.

37 These were the clans of Ephraim; those numbered were 32,500.
These were the descendants of Joseph by their clans.