וַיֵּלְכוּ אַחֲרֵי הַהֶבֶל וַיֶּהְבָּלוּ

ביטוי (אנגלית)

They went after vanity and became vain

הגדרה (אנגלית)

They went after vain ideas and became fools. An expression mocking the throng’s following of vain ideas that influence their thinking (Hevel means breath or vapor, metaphorically: something without substance or use).

("Thus says the Lord, What evil have your fathers found in Me, that they have gone far from Me, and have walked after vanity, and are become vain?" - Jeremiah 2:5)