Joshua 9:20 KJV
This we will do to them; we will even let them live, lest wrath be upon us, because of the oath which we sware unto them.
Joshua 9:20, King James Version
In context
19 But all the princes said unto all the congregation, We have sworn unto them by the Lord God of Israel: now therefore we may not touch them.
20 This we will do to them; we will even let them live, lest wrath be upon us, because of the oath which we sware unto them.
21 And the princes said unto them, Let them live; but let them be hewers of wood and drawers of water unto all the congregation; as the princes had promised them.