Psalms 88:15 Kabbalah

לָמָ֣ה יְ֭הוָה תִּזְנַ֣ח נַפְשִׁ֑י תַּסְתִּ֖יר פָּנֶ֣יךָ מִמֶּֽנִּי׃

LORD, why castest Thou off my soul? Why hidest Thou Thy face from me?

Read kabbalistic (mystical) interpretation of Psalms 88:15: and classical mystical sources.