Psalms 6:8 Kabbalah

עָֽשְׁשָׁ֣ה מִכַּ֣עַס עֵינִ֑י עָֽ֝תְקָ֗ה בְּכָל־צוֹרְרָֽי׃

Mine eye is dimmed because of vexation; It waxeth old because of all mine adversaries.

Read kabbalistic (mystical) interpretation of Psalms 6:8: and classical mystical sources.