Parallel
Ezekiel 3:9
King James Version (1769 Blayney revision, with Apocrypha) · Berean Standard Bible
As an adamant harder than flint have I made thy forehead: fear them not, neither be dismayed at their looks, though they be a rebellious house.
I will make your forehead like a diamond, harder than flint. Do not be afraid of them or dismayed at their presence, even though they are a rebellious house.”