I Chronicles 4:29 Midrash

וּבְבִלְהָ֥ה וּבְעֶ֖צֶם וּבְתוֹלָֽד׃

and at Bilhah, and at Ezem, and at Tolad;

Read midrashic interpretation of I Chronicles 4:29: and classical rabbinic exegesis.