וַיַּקְרֵב֙ אֶת־מִשְׁפַּ֣חַת יְהוּדָ֔ה וַיִּלְכֹּ֕ד אֵ֖ת מִשְׁפַּ֣חַת הַזַּרְחִ֑י וַיַּקְרֵ֞ב אֶת־מִשְׁפַּ֤חַת הַזַּרְחִי֙ לַגְּבָרִ֔ים וַיִּלָּכֵ֖ד זַבְדִּֽי׃
他叫猶大的宗族近前來，就取中了謝拉的宗族；又叫謝拉的宗族按著男丁一個一個近前來，就取中了撒底。
Rashi
And when he brought near the family of Yehudah. To the initial casting of lots he brought the heads of families near, one man from each family, and they cast lots [to see] on whom it would fall. Afterwards lots were cast on each household— one man from each household came to the casting of lots, and then came all the men of that particular household.