Original sentence: Baruch Halpern believes that, "most likely, storytellers displaced the deed from the otherwise obscure Elhanan onto the more famous character, David.The Hebrew texts of  mention a man named Goliath being killed by Elhanan son of Jair from Bethlehem (1 Chronicles 20:5 retells this story using Goliath's brother)
Edited sentence: The Hebrew texts of  mention Goliath's brother being killed by Elhanan son of Jair from Bethlehem (1 Chronicles 20:5) retells this story and tells us that the brother's name is Lahmi