en_obs-tn/content/15/06.md

peace treaty

This is an agreement between two groups of people that they will not harm each other but will live in peace and help each other. This could be translated as, "peace agreement."

But one of the Canaanite people groups called the Gibeonites

Some languages may introduce this as, "But one day a Canaanite people group by the name of the Gibeonites …"

lied to Joshua and said

This could be translated as, "They lied to Joshua by saying" or, "They falsely said to Joshua" or, "They falsely told Joshua."

where the Gibeonites were from

That is, "where the Gibeonites lived" or, "where the Gibeonites' home was." "Gibeonites" means, "people of Gibeon."