Psalms 69:9 Kabbalah

מ֭וּזָר הָיִ֣יתִי לְאֶחָ֑י וְ֝נָכְרִ֗י לִבְנֵ֥י אִמִּֽי׃

I am become a stranger unto my brethren, And an alien unto my mother's children.

Read kabbalistic (mystical) interpretation of Psalms 69:9: and classical mystical sources.