Psalms 119:131 Kabbalah

פִּֽי־פָ֭עַרְתִּי וָאֶשְׁאָ֑פָה כִּ֖י לְמִצְוֺתֶ֣יךָ יָאָֽבְתִּי׃

I opened wide my mouth, and panted; For I longed for Thy commandments.

Read kabbalistic (mystical) interpretation of Psalms 119:131: and classical mystical sources.