As an adamant , 26_EZE_03:09 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. , As an adamant , 38_ZEC_07:12 Yea, they made their hearts [as] an adamant stone, lest they should hear the law, and the words which the LORD of hosts hath sent in his spirit by the former prophets: therefore came a great wrath from the LORD of hosts. ,