וַיִּשְׁמַ֗ע הַֽכְּנַעֲנִי֙ מֶ֣לֶךְ עֲרָ֔ד וְהֽוּא־יֹשֵׁ֥ב בַּנֶּ֖גֶב בְּאֶ֣רֶץ כְּנָ֑עַן בְּבֹ֖א בְּנֵ֥י יִשְׂרָאֵֽל׃
And the Canaanite, the king of Arad, who dwelt in the South in the land of Canaan, heard of the coming of the children of Israel.—
Read kabbalistic (mystical) interpretation of Numbers 33:40: and classical mystical sources.