Psalms 132:7 Kabbalah

נָב֥וֹאָה לְמִשְׁכְּנוֹתָ֑יו נִ֝שְׁתַּחֲוֶ֗ה לַהֲדֹ֥ם רַגְלָֽיו׃

Let us go into His dwelling-place; Let us worship at His footstool. .

Read kabbalistic (mystical) interpretation of Psalms 132:7: and classical mystical sources.