Ezekiel
Ezekiel 3:9BSB·traditional attribution

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.”

John Calvin Reformed @genevareformer

Lastly, we gather from this passage that although the whole world should rise up against the servants of God, yet his strength would be superior, as we saw it was with Jeremiah: They shall fight against thee, but they shall not prevail.

Matthew Henry Presbyterian @wholebiblehenry

These verses are fitly joined by some translators to the foregoing chapter, as being of a piece with it and a continuation of the same vision. The prophets received the word from God that they might deliver it to the people of God, furnished themselves that they might furnish them with the knowledge of the mind and will of God. Now here the prophet is taught, I.

Commenting on Ezekiel 3:1-15

John Gill Reformed Baptist @doctorgill

As an adamant harder than flint have I made thy forehead,.... Or, "than a rock" (o); the "adamant" has its name in Greek, because it cannot be conquered or subdued, neither by the hammer, nor by fire; the one cannot break, nor this other consume it; land it is called "shamir" in Hebrew, from its preserving itself from both; it will cut iron in pieces...