Joshua 9:19

But all the lords said unto all the congregation, "We have sworn unto them by the LORD God of Israel, and therefore we may not hurt them.

Joshua 9:20

But this we will do to them and let them live: and so shall no wrath be upon us because of the oath which we sware unto them."

Ecclesiastes 8:2

Keep the king's commandment, I warn thee, and the oath that thou hast made unto God.

Ecclesiastes 9:2

It happeneth unto one as unto another; It goeth with the righteous as with the ungodly; with the good and clean as with the unclean; with him that offereth as with him that offereth not; like as it goeth with the virtuous, so goeth it also with the sinner; As it happeneth unto the perjured, so happeneth it also unto him that is afraid to be foresworn.

Jeremiah 4:2

And shalt swear, 'The LORD liveth' in truth, in equity and righteousness: and all people shall be fortunable and joyful in him."

Treasury of Scripture Knowledge

Summary

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.

Bible References

We have

Joshua 9:20
But this we will do to them and let them live: and so shall no wrath be upon us because of the oath which we sware unto them."
Ecclesiastes 8:2
Keep the king's commandment, I warn thee, and the oath that thou hast made unto God.
Ecclesiastes 9:2
It happeneth unto one as unto another; It goeth with the righteous as with the ungodly; with the good and clean as with the unclean; with him that offereth as with him that offereth not; like as it goeth with the virtuous, so goeth it also with the sinner; As it happeneth unto the perjured, so happeneth it also unto him that is afraid to be foresworn.
Jeremiah 4:2
And shalt swear, 'The LORD liveth' in truth, in equity and righteousness: and all people shall be fortunable and joyful in him."