Once again there was a battle with the Philistines at Gob, and Elhanan son of Jair the Bethlehemite killed the brother of Goliath the Gittite, the shaft of whose spear was like a weaver's beam.

1 Samuel 16:1
Now the LORD said to Samuel, "How long are you going to mourn for Saul, since I have rejected him as king over Israel? Fill your horn with oil and go. I am sending you to Jesse of Bethlehem, for I have selected from his sons a king for Myself."

1 Samuel 17:4
Then a champion named Goliath, who was from Gath, came out from the Philistine camp. He was six cubits and a span in height,

1 Samuel 17:7
The shaft of his spear was like a weaver's beam, and its iron point weighed six hundred shekels. In addition, his shield bearer went before him.

1 Chronicles 20:5
Once again there was a battle with the Philistines, and Elhanan son of Jair killed Lahmi the brother of Goliath the Gittite, the shaft of whose spear was like a weaver's beam.

And there was again a battle in Gob with the Philistines, where Elhanan the son of Jaareoregim, a Bethlehemite, slew the brother of Goliath the Gittite, the staff of whose spear was like a weaver's beam.