וַיִּשְׁלַ֞ח אִ֣ישׁ הָאֱלֹהִ֗ים אֶל־מֶ֤לֶךְ יִשְׂרָאֵל֙ לֵאמֹ֔ר הִשָּׁ֕מֶר מֵעֲבֹ֖ר הַמָּק֣וֹם הַזֶּ֑ה כִּֽי־שָׁ֖ם אֲרָ֥ם נְחִתִּֽים׃
And the man of God sent unto the king of Israel, saying: ‘Beware that thou pass not such a place; for thither the Arameans are coming down.’
Read Kabbalistic (mystical) interpretations of II Kings 6:9: Zohar and classical Jewish mystical sources, free online.