1 Samuel 17:7

And the arrow of his spear as the beam of weavers, and the flame of his spear, six hundred shekels of iron. And he lifting up a shield went before him.

2 Samuel 21:19

And there will be yet war in Gob with the rovers, and Elhanan, son of Jaare-Oregim of the House of Bread, will strike Goliah the Gathite, and the wood of his spear as the beam of those weaving.

1 Samuel 17:41

And he of the rovers going, went and drew near to David; and the man lifting up the shield before him.

1 Chronicles 11:23

And he struck the man, the Egyptian, a man of measure, five by the cubit; and in the hand of the Egyptian a spear as the beam of those weaving; and he went down to him with a rod, and he will take by force the spear from the hand of the Egyptian, and he will kill him with his spear.

1 Chronicles 20:5

And there will be yet war with the rovers; and Elhanan son of Jair will strike Lahmi the brother of Goliah the Gathite, and the wood of his spear as a weaver's beam.

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 there will be yet war in Gob with the rovers, and Elhanan, son of Jaare-Oregim of the House of Bread, will strike Goliah the Gathite, and the wood of his spear as the beam of those weaving.
1 Chronicles 11:23
And he struck the man, the Egyptian, a man of measure, five by the cubit; and in the hand of the Egyptian a spear as the beam of those weaving; and he went down to him with a rod, and he will take by force the spear from the hand of the Egyptian, and he will kill him with his spear.
1 Chronicles 20:5
And there will be yet war with the rovers; and Elhanan son of Jair will strike Lahmi the brother of Goliah the Gathite, and the wood of his spear as a weaver's beam.