1 Samuel 17:7

and the wood of his spear is like a beam of weavers', and the flame of his spear is six hundred shekels of iron, and the bearer of the buckler is going before him.

2 Samuel 21:19

And the battle is again in Gob with the Philistines, and Elhanan son of Jaare-Oregim, the Beth-Lehemite, smiteth a brother of Goliath the Gittite, and the wood of his spear is like a beam of weavers.

1 Samuel 17:41

And the Philistine goeth on, going and drawing near unto David, and the man bearing the buckler is before him,

1 Chronicles 11:23

And he hath smitten the man, the Egyptian -- a man of measure, five by the cubit -- and in the hand of the Egyptian is a spear like a beam of weavers, and he goeth down unto him with a rod, and taketh violently away the spear out of the hand of the Egyptian, and slayeth him with his own spear.

1 Chronicles 20:5

And there is again war with the Philistines, and Elhanan son of Jair smiteth Lahmi, brother of Goliath the Gittite, the wood of whose spear is like a beam of weavers.

Treasury of Scripture Knowledge

Summary

And the staff of his spear was like a weaver's beam; and his spear's head weighed six hundred shekels of iron: and one bearing a shield went before him.

Bible References

The staff

2 Samuel 21:19
And the battle is again in Gob with the Philistines, and Elhanan son of Jaare-Oregim, the Beth-Lehemite, smiteth a brother of Goliath the Gittite, and the wood of his spear is like a beam of weavers.
1 Chronicles 11:23
And he hath smitten the man, the Egyptian -- a man of measure, five by the cubit -- and in the hand of the Egyptian is a spear like a beam of weavers, and he goeth down unto him with a rod, and taketh violently away the spear out of the hand of the Egyptian, and slayeth him with his own spear.
1 Chronicles 20:5
And there is again war with the Philistines, and Elhanan son of Jair smiteth Lahmi, brother of Goliath the Gittite, the wood of whose spear is like a beam of weavers.