Job 40:18

His bones are as tubes of brass; His limbs are like bars of iron.

Job 7:12

Am I a sea, or a sea-monster, That thou settest a watch over me?

Isaiah 48:4

Because I knew that thou art obstinate, and thy neck is an iron sinew, and thy brow brass;

Treasury of Scripture Knowledge

Summary

His bones are as strong pieces of brass; his bones are like bars of iron.

General references

Bible References

General references

Job 7:12
Am I a sea, or a sea-monster, That thou settest a watch over me?
Isaiah 48:4
Because I knew that thou art obstinate, and thy neck is an iron sinew, and thy brow brass;

American Standard Version Public Domain