כָּל־מַמְלְכ֥וּת עוֹג֙ בַּבָּשָׁ֔ן אֲשֶׁר־מָלַ֥ךְ בְּעַשְׁתָּר֖וֹת וּבְאֶדְרֶ֑עִי ה֤וּא נִשְׁאַר֙ מִיֶּ֣תֶר הָרְפָאִ֔ים וַיַּכֵּ֥ם מֹשֶׁ֖ה וַיֹּרִשֵֽׁם׃
all the kingdom of Og in Bashan, who reigned in Ashtaroth and in Edrei—the same was left of the remnant of the Rephaim— for these did Moses smite, and drove them out.
Read kabbalistic (mystical) interpretation of Joshua 13:12: and classical mystical sources.