Joshua 12:13 Midrash

מֶ֤לֶךְ דְּבִר֙ אֶחָ֔ד מֶ֥לֶךְ גֶּ֖דֶר אֶחָֽד׃

the king of Debir, one; the king of Geder, one;

Read midrashic interpretation of Joshua 12:13: and classical rabbinic exegesis.