אֲנִ֤י יְהוָה֙ וְאֵ֣ין ע֔וֹד זוּלָתִ֖י אֵ֣ין אֱלֹהִ֑ים אֲאַזֶּרְךָ֖ וְלֹ֥א יְדַעְתָּֽנִי׃
I am the LORD, and there is none else, beside Me there is no God; I have girded thee, though thou hast not known Me;
Read kabbalistic (mystical) interpretation of Isaiah 45:5: and classical mystical sources.