His heart is firm as a stone, and it stands like an unyielding anvil.
GNV
Job 41:16
The mightie are afrayd of his maiestie, and for feare they faint in themselues.
Parallel Translations
And when he turns, [he is] a terror to the four-footed wild beasts which leap upon the earth.
One is so near to another, that no air can come between them.
One is so near to another, that no air can come between them.