Joshua 12:20 Midrash

מֶ֣לֶךְ שִׁמְר֤וֹן מְראוֹן֙ אֶחָ֔ד מֶ֥לֶךְ אַכְשָׁ֖ף אֶחָֽד׃

the king of Shimron-meron, one; the king of Achshaph, one;

Read midrashic interpretation of Joshua 12:20: and classical rabbinic exegesis.