James 5:12

Above all things, my brothers do not swear by heaven, or by earth, or by any other oath. Let your Yes be Yes and your No be No. That way you will not fall under judgment.

Matthew 5:33-37

You were also told that you should keep a promise (oath). Always keep your promises (vows) to Jehovah.

Matthew 23:16-22

Woe to you, you blind guides! You say, 'When you swear by the temple, it is nothing.' Then you say, 'When you swear by the gold of the temple, you are obligated.'

1 Corinthians 11:34

If any man is hungry let him eat at home. That way you come together without condemnation. I will give direction to care for other matters when I come.

2 Corinthians 1:17-20

When I planned this was I unfaithful? Or in other things do I perform according to the flesh. With me should there be a yes or a no?

James 3:1-2

Many of you should not be teachers, my brothers. You know that we will receive a heavier (stricter) judgment.

1 Peter 4:8

Above all things have intense love for one another, for love covers a multitude of sins.

3 John 1:2

Beloved, I pray that you may prosper in all things and be in good health. May you prosper.

Treasury of Scripture Knowledge

Summary

But above all things, my brethren, swear not, neither by heaven, neither by the earth, neither by any other oath: but let your yea be yea; and your nay, nay; lest ye fall into condemnation.

General references

Bible References

Above

1 Peter 4:8
Above all things have intense love for one another, for love covers a multitude of sins.
3 John 1:2
Beloved, I pray that you may prosper in all things and be in good health. May you prosper.

Swear not

Matthew 5:33
You were also told that you should keep a promise (oath). Always keep your promises (vows) to Jehovah.
Matthew 23:16
Woe to you, you blind guides! You say, 'When you swear by the temple, it is nothing.' Then you say, 'When you swear by the gold of the temple, you are obligated.'

But

2 Corinthians 1:17
When I planned this was I unfaithful? Or in other things do I perform according to the flesh. With me should there be a yes or a no?

Lest

James 3:1
Many of you should not be teachers, my brothers. You know that we will receive a heavier (stricter) judgment.
1 Corinthians 11:34
If any man is hungry let him eat at home. That way you come together without condemnation. I will give direction to care for other matters when I come.

General references

Deuteronomy 5:11
Do not take the name of Jehovah your God in vain. Jehovah will not leave him unpunished who takes his name in vain.