Judges 21:16-18

16Then the elders of the congregation said, “What should we do about wives for those who are left, since the women have been destroyed out of Benjamin?”

17They said “The survivors of Benjamin must have heirs, so that a tribe would not be blotted out from Israel.

18Yet we cannot give them wives of our daughters,” for Bnei-Yisrael had sworn saying, “Cursed is he who gives a wife to Benjamin!”