Hosea 6:6 Kabbalah

כִּ֛י חֶ֥סֶד חָפַ֖צְתִּי וְלֹא־זָ֑בַח וְדַ֥עַת אֱלֹהִ֖ים מֵעֹלֽוֹת׃

For I desire mercy, and not sacrifice, And the knowledge of God rather than burnt-offerings.

Read kabbalistic (mystical) interpretation of Hosea 6:6: and classical mystical sources.