[和合本] 它的心结实如石头，如下磨石那样结实。
[新标点] 它的心结实如石头，如下磨石那样结实。
[和合修] 它的心结实如石头，如下面的磨石那样结实。
[新译本] 它的心坚实如石头，如下磨石那样坚实。
[当代修] 心坚如石，硬如磨石。
[现代修] 它的心像石头一样结实，像磨石一样顽强。
[吕振中] 它的心结实如石头，如下磨石那样结实。
[思高本] 41:16 它的心坚如石块，坚硬有如磨磐。
[文理本] 心刚如石、坚若底磨、
[GNT] His stony heart is without fear, as unyielding and hard as a millstone.
[BBE] His heart is as strong as a stone, hard as the lower crushing-stone.
[KJV] His heart is as firm as a stone; yea, as hard as a piece of the nether millstone.
[NKJV] His heart is as hard as stone, Even as hard as the lower [millstone.]
[KJ21] His heart is as firm as a stone, yea, as hard as a piece of the nether millstone.
[NASB] His heart is as firm as a stone, And as firm as a lower millstone.
[NRSV] Its heart is as hard as stone, as hard as the lower millstone.
[WEB] His heart is as firm as a stone, yes, firm as the lower millstone.
[ESV] His heart is hard as a stone, hard as the lower millstone.
[NIV] His chest is hard as rock, hard as a lower millstone.
[NIrV] Its chest is as hard as rock. It is as hard as a lower millstone.
[HCSB] His heart is as hard as a rock, as hard as a lower millstone!
[CSB] His heart is as hard as a rock, as hard as a lower millstone!
[AMP] His heart is as firm as a stone, indeed, as solid as a nether millstone.
[NLT] Its heart is hard as rock, hard as a millstone.
[YLT] His heart [is] firm as a stone, Yea, firm as the lower piece.