Romans 12:18

If possible, so far as it depends on you, live in peace with everybody.

Hebrews 6:16

For it is a custom among men to take oath by something greater than themselves, and an oath taken for confirmation settles any dispute among them.

Treasury of Scripture Knowledge

Summary

And Abraham said, I will swear.

General references

Bible References

General references

Romans 12:18
If possible, so far as it depends on you, live in peace with everybody.
Hebrews 6:16
For it is a custom among men to take oath by something greater than themselves, and an oath taken for confirmation settles any dispute among them.