Psalms 55:1 Kabbalah

לַמְנַצֵּ֥חַ בִּנְגִינֹ֗ת מַשְׂכִּ֥יל לְדָוִֽד׃

For the Leader; with string-music. Maschil of David.

Read kabbalistic (mystical) interpretation of Psalms 55:1: and classical mystical sources.