1 Chronicles 4:39
And they went to the entrance of Gedor, even unto the east side of the valley, to seek pasture for their flocks.
Cross-reference
1 Chronicles 12:7
Historical context
1 Chronicles 12:7 lists men from Gedor, the same location where the Simeonites sought pasture.
Joshua 12:13
Historical context
In Joshua 12:13, Gedor appears as a conquered Canaanite city — the same location the Simeonites later occupy.
Joshua 15:58
Historical context
In Joshua 15:58, Gedor is listed as a city in Judah's hill country — consistent with its later use by Simeon.