Joshua 4:2 Midrash

קְח֤וּ לָכֶם֙ מִן־הָעָ֔ם שְׁנֵ֥ים עָשָׂ֖ר אֲנָשִׁ֑ים אִישׁ־אֶחָ֥ד אִישׁ־אֶחָ֖ד מִשָּֽׁבֶט׃

’Take you twelve men out of the people, out of every tribe a man,

Read midrashic interpretation of Joshua 4:2: and classical rabbinic exegesis.