Parallel
Job 41:16
Rahlfs Septuagint (1935) · Berean Standard Bible
ἡ καρδία αὐτοῦ πέπηγεν ὡς λίθος ἕστηκεν δὲ ὥσπερ ἄκμων ἀνήλατος
41:24
His chest is as hard as a rock, as hard as a lower millstone!