וַיֹּ֤אמֶר יְהוָה֙ אֶל־הַשָּׂטָ֔ן אֵ֥י מִזֶּ֖ה תָּבֹ֑א וַיַּ֨עַן הַשָּׂטָ֤ן אֶת־יְהוָה֙ וַיֹּאמַ֔ר מִשֻּׁ֣ט בָּאָ֔רֶץ וּמֵהִתְהַלֵּ֖ךְ בָּֽהּ׃
And the LORD said unto Satan: ‘From whence comest thou?’ And Satan answered the LORD, and said: ‘From going to and fro in the earth, and from walking up and down in it.’
Read Kabbalistic (mystical) interpretations of Job 2:2: Zohar and classical Jewish mystical sources, free online.