Reference for Ezekiel 3:8

הִנֵּ֨ה נָתַ֧תִּי אֶת־פָּנֶ֛יךָ חֲזָקִ֖ים לְעֻמַּ֣ת פְּנֵיהֶ֑ם וְאֶֽת־מִצְחֲךָ֥ חָזָ֖ק לְעֻמַּ֥ת מִצְחָֽם׃

Behold, I have made thy face hard against their faces, and thy forehead hard against their foreheads.