Amos 6:13 Kabbalah

הַשְּׂמֵחִ֖ים לְלֹ֣א דָבָ֑ר הָאֹ֣מְרִ֔ים הֲל֣וֹא בְחָזְקֵ֔נוּ לָקַ֥חְנוּ לָ֖נוּ קַרְנָֽיִם׃

Ye that rejoice in a thing of nought, That say: ‘Have we not taken to us horns by our own strength?’

Read kabbalistic (mystical) interpretation of Amos 6:13: and classical mystical sources.