עַל־מִי֙ תִּתְעַנָּ֔גוּ עַל־מִ֛י תַּרְחִ֥יבוּ פֶ֖ה תַּאֲרִ֣יכוּ לָשׁ֑וֹן הֲלֽוֹא־אַתֶּ֥ם יִלְדֵי־פֶ֖שַׁע זֶ֥רַע שָֽׁקֶר׃
Against whom do ye sport yourselves? Against whom make ye a wide mouth, And draw out the tongue? Are ye not children of transgression, A seed of falsehood,
Read kabbalistic (mystical) interpretation of Isaiah 57:4: and classical mystical sources.