מַה־לְּךָ֥ פֹה֙ וּמִ֣י לְךָ֣ פֹ֔ה כִּֽי־חָצַ֧בְתָּ לְּךָ֛ פֹּ֖ה קָ֑בֶר חֹצְבִ֤י מָרוֹם֙ קִבְר֔וֹ חֹקְקִ֥י בַסֶּ֖לַע מִשְׁכָּ֥ן לֽוֹ׃
What hast thou here, and whom hast thou here, that thou hast hewed thee out here a sepulchre, Thou that hewest thee out a sepulchre on high, And gravest a habitation for thyself in the rock?
Read kabbalistic (mystical) interpretation of Isaiah 22:16: and classical mystical sources.