Job 17:5 Kabbalah

לְ֭חֵלֶק יַגִּ֣יד רֵעִ֑ים וְעֵינֵ֖י בָנָ֣יו תִּכְלֶֽנָה׃

He that denounceth his friends for the sake of flattery, Even the eyes of his children shall fail.

Read kabbalistic (mystical) interpretation of Job 17:5: and classical mystical sources.