Parallel
Joshua 5:3
King James Version (1769 Blayney revision, with Apocrypha) · Berean Standard Bible
And Joshua made him sharp knives, and circumcised the children of Israel at the hill of the foreskins (note: Or, Gibeahharaloth).
So Joshua made flint knives and circumcised the sons of Israel at Gibeath-haaraloth.