Isaiah 57:7 Kabbalah

עַ֤ל הַר־גָּבֹ֙הַּ֙ וְנִשָּׂ֔א שַׂ֖מְתְּ מִשְׁכָּבֵ֑ךְ גַּם־שָׁ֥ם עָלִ֖ית לִזְבֹּ֥חַ זָֽבַח׃

Upon a high and lofty mountain Hast thou set thy bed; Thither also wentest thou up To offer sacrifice.

Read kabbalistic (mystical) interpretation of Isaiah 57:7: and classical mystical sources.