Matthew 5:37

³⁵ or by the earth, for it is His footstool; or by Jerusalem, for it is the city of the great King.

³⁶ Nor should you swear by your head, for you cannot make a single hair white or black.

Simply let your ‘Yes’ be ‘Yes,’ and your ‘No,’ ‘No.’ Anything more comes from the evil one.

³⁸ You have heard that it was said, ‘Eye for eye and tooth for tooth.’

³⁹ But I tell you not to resist an evil person. If someone slaps you on your right cheek, turn to him the other also;

Do read the surrounding verses too, because the context often says more than a single verse.

Compare

BSB: Simply let your ‘Yes’ be ‘Yes,’ and your ‘No,’ ‘No.’ Anything more comes from the evil one.
KJV: But let your communication be, Yea, yea; Nay, nay: for whatsoever is more than these cometh of evil.
WEB: But let your ‘Yes’ be ‘Yes’ and your ‘No’ be ‘No.’ Whatever is more than these is of the evil one.
ASV: But let your speech be, Yea, yea; Nay, nay: and whatsoever is more than these is of the evil [one].
DARBY: But let your word be Yea, yea; Nay, nay; but what is more than these is from evil.
BLB: But let your⁺ word ‘Yes’ be ‘Yes,’ [and] ‘No,’ ‘No.’ And that which [is] more than these comes from the evil one.

ÅB: Men la ja være ja, og nei vere nei; det som er mer enn dette er av det onde.
OTB: La deres ord være: ‘Ja, ja’ eller ‘Nei, nei’; alt utover dette er fra den onde.
B1930: Men eders tale skal være ja, ja, nei, nei; det som er mere enn dette, er av det onde.

James 5:12
Above all, my brothers, do not swear, not by heaven or earth or by any other oath. Simply let your “Yes” be yes, and your “No,” no, so that you will not fall under judgment.
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Colossians 4:6
Let your speech always be gracious, seasoned with salt, so that you may know how to answer everyone.
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Colossians 3:9
Do not lie to one another, since you have taken off the old self with its practices,
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2 Corinthians 1:17–20
When I planned this, did I do it carelessly? Or do I make my plans by human standards, so as to say “Yes, yes” when I really mean “No, no”?
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John 8:44
You belong to your father, the devil, and you want to carry out his desires. He was a murderer from the beginning, refusing to uphold the truth, because there is no truth in him. When he lies, he speaks his native language, because he is a liar and the father of lies.
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Ephesians 4:25
Therefore each of you must put off falsehood and speak truthfully to his neighbor, for we are all members of one another.
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2 Thessalonians 3:3
But the Lord is faithful, and He will strengthen you and guard you from the evil one.
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Matthew 13:19
When anyone hears the message of the kingdom but does not understand it, the evil one comes and snatches away what was sown in his heart. This is the seed sown along the path.
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